102101001210212 has 12 divisors (see below), whose sum is σ = 178706918756016. Its totient is φ = 51041881565640.

The previous prime is 102101001210211. The next prime is 102101001210253. The reversal of 102101001210212 is 212012100101201.

It is a super-2 number, since 2×102101001210212² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102101001210211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2154733214 + ... + 2154780597.

It is an arithmetic number, because the mean of its divisors is an integer number (14892243229668).

Almost surely, 2^{102101001210212} is an apocalyptic number.

It is an amenable number.

102101001210212 is a deficient number, since it is larger than the sum of its proper divisors (76605917545804).

102101001210212 is a wasteful number, since it uses less digits than its factorization.

102101001210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309519738 (or 4309519736 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102101001210212 its reverse (212012100101201), we get a palindrome (314113101311413).

The spelling of 102101001210212 in words is "one hundred two trillion, one hundred one billion, one million, two hundred ten thousand, two hundred twelve".