102110102020220 has 24 divisors (see below), whose sum is σ = 245064244848864. Its totient is φ = 35009177835456.

The previous prime is 102110102020193. The next prime is 102110102020231. The reversal of 102110102020220 is 22020201011201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 102110102020195 and 102110102020204.

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, 364678935647 + ... + 364678935926.

It is an arithmetic number, because the mean of its divisors is an integer number (10211010202036).

Almost surely, 2^{102110102020220} is an apocalyptic number.

102110102020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102110102020220 is an abundant number, since it is smaller than the sum of its proper divisors (142954142828644).

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

102110102020220 is a wasteful number, since it uses less digits than its factorization.

102110102020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729357871589 (or 729357871587 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102110102020220 its reverse (22020201011201), we get a palindrome (124130303031421).

The spelling of 102110102020220 in words is "one hundred two trillion, one hundred ten billion, one hundred two million, twenty thousand, two hundred twenty".