102111202100210 has 64 divisors (see below), whose sum is σ = 190916638156800. Its totient is φ = 39274638262272.

The previous prime is 102111202100029. The next prime is 102111202100227. The reversal of 102111202100210 is 12001202111201.

It is a super-2 number, since 2×102111202100210² (a number of 29 digits) contains 22 as substring.

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, 374227811 + ... + 374500569.

It is an arithmetic number, because the mean of its divisors is an integer number (2983072471200).

Almost surely, 2^{102111202100210} is an apocalyptic number.

102111202100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102111202100210 is a deficient number, since it is larger than the sum of its proper divisors (88805436056590).

102111202100210 is a wasteful number, since it uses less digits than its factorization.

102111202100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278075.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102111202100210 its reverse (12001202111201), we get a palindrome (114112404211411).

The spelling of 102111202100210 in words is "one hundred two trillion, one hundred eleven billion, two hundred two million, one hundred thousand, two hundred ten".