102212232220020 has 96 divisors (see below), whose sum is σ = 308214991502208. Its totient is φ = 25159460700672.

The previous prime is 102212232220001. The next prime is 102212232220039. The reversal of 102212232220020 is 20022232212201.

It is an interprime number because it is at equal distance from previous prime (102212232220001) and next prime (102212232220039).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41185062 + ... + 43596258.

It is an arithmetic number, because the mean of its divisors is an integer number (3210572828148).

Almost surely, 2^{102212232220020} is an apocalyptic number.

102212232220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102212232220020 is an abundant number, since it is smaller than the sum of its proper divisors (206002759282188).

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

102212232220020 is a wasteful number, since it uses less digits than its factorization.

102212232220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465569 (or 2465567 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 102212232220020 its reverse (20022232212201), we get a palindrome (122234464432221).

The spelling of 102212232220020 in words is "one hundred two trillion, two hundred twelve billion, two hundred thirty-two million, two hundred twenty thousand, twenty".