102011210212 has 24 divisors (see below), whose sum is σ = 179372793600. Its totient is φ = 50762219136.

The previous prime is 102011210201. The next prime is 102011210233. The reversal of 102011210212 is 212012110201.

It is a junction number, because it is equal to n+sod(n) for n = 102011210192 and 102011210201.

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, 1046364 + ... + 1139692.

It is an arithmetic number, because the mean of its divisors is an integer number (7473866400).

Almost surely, 2^102011210212 is an apocalyptic number.

It is an amenable number.

102011210212 is a deficient number, since it is larger than the sum of its proper divisors (77361583388).

102011210212 is a wasteful number, since it uses less digits than its factorization.

102011210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94635 (or 94633 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102011210212 its reverse (212012110201), we get a palindrome (314023320413).

The spelling of 102011210212 in words is "one hundred two billion, eleven million, two hundred ten thousand, two hundred twelve".