102010220201212 has 6 divisors (see below), whose sum is σ = 178517885352128. Its totient is φ = 51005110100604.

The previous prime is 102010220201167. The next prime is 102010220201261. The reversal of 102010220201212 is 212102022010201.

It is a happy number.

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, 12751277525148 + ... + 12751277525155.

Almost surely, 2^{102010220201212} is an apocalyptic number.

It is an amenable number.

102010220201212 is a deficient number, since it is larger than the sum of its proper divisors (76507665150916).

102010220201212 is a wasteful number, since it uses less digits than its factorization.

102010220201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25502555050307 (or 25502555050305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102010220201212 its reverse (212102022010201), we get a palindrome (314112242211413).

The spelling of 102010220201212 in words is "one hundred two trillion, ten billion, two hundred twenty million, two hundred one thousand, two hundred twelve".