10202111012 has 12 divisors (see below), whose sum is σ = 18629942016. Its totient is φ = 4879270440.

The previous prime is 10202110979. The next prime is 10202111063. The reversal of 10202111012 is 21011120201.

It is a junction number, because it is equal to n+sod(n) for n = 10202110984 and 10202111002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55446164 + ... + 55446347.

It is an arithmetic number, because the mean of its divisors is an integer number (1552495168).

Almost surely, 2^10202111012 is an apocalyptic number.

It is an amenable number.

10202111012 is a deficient number, since it is larger than the sum of its proper divisors (8427831004).

10202111012 is a wasteful number, since it uses less digits than its factorization.

10202111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110892538 (or 110892536 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10202111012 its reverse (21011120201), we get a palindrome (31213231213).

The spelling of 10202111012 in words is "ten billion, two hundred two million, one hundred eleven thousand, twelve".