331102121102 has 4 divisors (see below), whose sum is σ = 496653181656. Its totient is φ = 165551060550.

The previous prime is 331102121083. The next prime is 331102121143. The reversal of 331102121102 is 201121201133.

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

It is a super-2 number, since 2×331102121102² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82775530274 + ... + 82775530277.

It is an arithmetic number, because the mean of its divisors is an integer number (124163295414).

Almost surely, 2^331102121102 is an apocalyptic number.

331102121102 is a deficient number, since it is larger than the sum of its proper divisors (165551060554).

331102121102 is a wasteful number, since it uses less digits than its factorization.

331102121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165551060553.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 331102121102 its reverse (201121201133), we get a palindrome (532223322235).

The spelling of 331102121102 in words is "three hundred thirty-one billion, one hundred two million, one hundred twenty-one thousand, one hundred two".