102210020212102 has 32 divisors (see below), whose sum is σ = 168489158261760. Its totient is φ = 46115787744480.

The previous prime is 102210020212093. The next prime is 102210020212103. The reversal of 102210020212102 is 201212020012201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102210020212103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12270828 + ... + 18841264.

It is an arithmetic number, because the mean of its divisors is an integer number (5265286195680).

Almost surely, 2^{102210020212102} is an apocalyptic number.

102210020212102 is a deficient number, since it is larger than the sum of its proper divisors (66279138049658).

102210020212102 is a wasteful number, since it uses less digits than its factorization.

102210020212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6575676.

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

Adding to 102210020212102 its reverse (201212020012201), we get a palindrome (303422040224303).

The spelling of 102210020212102 in words is "one hundred two trillion, two hundred ten billion, twenty million, two hundred twelve thousand, one hundred two".