102222201220212 has 24 divisors (see below), whose sum is σ = 238542158192800. Its totient is φ = 34070682976416.

The previous prime is 102222201220201. The next prime is 102222201220259. The reversal of 102222201220212 is 212022102222201.

It is a congruent number.

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, 422886262 + ... + 423127917.

Almost surely, 2^{102222201220212} is an apocalyptic number.

102222201220212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102222201220212 is an abundant number, since it is smaller than the sum of its proper divisors (136319956972588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102222201220212 is a wasteful number, since it uses less digits than its factorization.

102222201220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846024255 (or 846024253 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 102222201220212 its reverse (212022102222201), we get a palindrome (314244303442413).

The spelling of 102222201220212 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred one million, two hundred twenty thousand, two hundred twelve".