102303211312 has 40 divisors (see below), whose sum is σ = 199394817776. Its totient is φ = 50847388416.

The previous prime is 102303211271. The next prime is 102303211333. The reversal of 102303211312 is 213112303201.

It is a super-2 number, since 2×102303211312² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102303211312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1804258 + ... + 1860094.

Almost surely, 2^102303211312 is an apocalyptic number.

It is an amenable number.

102303211312 is a deficient number, since it is larger than the sum of its proper divisors (97091606464).

102303211312 is a wasteful number, since it uses less digits than its factorization.

102303211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56525 (or 56519 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 102303211312 its reverse (213112303201), we get a palindrome (315415514513).

The spelling of 102303211312 in words is "one hundred two billion, three hundred three million, two hundred eleven thousand, three hundred twelve".