102001121202212 has 24 divisors (see below), whose sum is σ = 180539891038080. Its totient is φ = 50418500200640.

The previous prime is 102001121202161. The next prime is 102001121202259. The reversal of 102001121202212 is 212202121100201.

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, 23632928 + ... + 27613719.

It is an arithmetic number, because the mean of its divisors is an integer number (7522495459920).

Almost surely, 2^{102001121202212} is an apocalyptic number.

It is an amenable number.

102001121202212 is a deficient number, since it is larger than the sum of its proper divisors (78538769835868).

102001121202212 is a wasteful number, since it uses less digits than its factorization.

102001121202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51252331 (or 51252329 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102001121202212 its reverse (212202121100201), we get a palindrome (314203242302413).

The spelling of 102001121202212 in words is "one hundred two trillion, one billion, one hundred twenty-one million, two hundred two thousand, two hundred twelve".