234011111402 has 4 divisors (see below), whose sum is σ = 351016667106. Its totient is φ = 117005555700.

The previous prime is 234011111387. The next prime is 234011111413. The reversal of 234011111402 is 204111110432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 209884013161 + 24127098241 = 458131^2 + 155329^2 .

It is a super-2 number, since 2×234011111402² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58502777849 + ... + 58502777852.

Almost surely, 2^234011111402 is an apocalyptic number.

234011111402 is a deficient number, since it is larger than the sum of its proper divisors (117005555704).

234011111402 is a wasteful number, since it uses less digits than its factorization.

234011111402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117005555703.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 234011111402 its reverse (204111110432), we get a palindrome (438122221834).

The spelling of 234011111402 in words is "two hundred thirty-four billion, eleven million, one hundred eleven thousand, four hundred two".