111333012042402 has 192 divisors, whose sum is σ = 266100864906240. Its totient is φ = 33484136400000.

The previous prime is 111333012042349. The next prime is 111333012042457. The reversal of 111333012042402 is 204240210333111.

111333012042402 is a `hidden beast` number, since 1 + 1 + 133 + 3 + 0 + 120 + 4 + 2 + 402 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7496660277 + ... + 7496675127.

It is an arithmetic number, because the mean of its divisors is an integer number (1385942004720).

Almost surely, 2^{111333012042402} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111333012042402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133050432453120).

111333012042402 is an abundant number, since it is smaller than the sum of its proper divisors (154767852863838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111333012042402 is a wasteful number, since it uses less digits than its factorization.

111333012042402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18949 (or 18946 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 111333012042402 its reverse (204240210333111), we get a palindrome (315573222375513).

The spelling of 111333012042402 in words is "one hundred eleven trillion, three hundred thirty-three billion, twelve million, forty-two thousand, four hundred two".