102020012021110 has 16 divisors (see below), whose sum is σ = 191620196492256. Its totient is φ = 39033743729728.

The previous prime is 102020012021099. The next prime is 102020012021113. The reversal of 102020012021110 is 11120210020201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102020012021113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221782634599 + ... + 221782635058.

It is an arithmetic number, because the mean of its divisors is an integer number (11976262280766).

Almost surely, 2^{102020012021110} is an apocalyptic number.

102020012021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102020012021110 is a deficient number, since it is larger than the sum of its proper divisors (89600184471146).

102020012021110 is a wasteful number, since it uses less digits than its factorization.

102020012021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443565269687.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102020012021110 its reverse (11120210020201), we get a palindrome (113140222041311).

The spelling of 102020012021110 in words is "one hundred two trillion, twenty billion, twelve million, twenty-one thousand, one hundred ten".