100000012121002 has 48 divisors (see below), whose sum is σ = 177577093437120. Its totient is φ = 42099932519232.

The previous prime is 100000012120993. The next prime is 100000012121029. The reversal of 100000012121002 is 200121210000001.

It is a self number, because there is not a number n which added to its sum of digits gives 100000012121002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1578078 + ... + 14229910.

It is an arithmetic number, because the mean of its divisors is an integer number (3699522779940).

Almost surely, 2^{100000012121002} is an apocalyptic number.

100000012121002 is a deficient number, since it is larger than the sum of its proper divisors (77577081316118).

100000012121002 is a wasteful number, since it uses less digits than its factorization.

100000012121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12653275 (or 12653268 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100000012121002 its reverse (200121210000001), we get a palindrome (300121222121003).

The spelling of 100000012121002 in words is "one hundred trillion, twelve million, one hundred twenty-one thousand, two".