102111201022010 has 16 divisors (see below), whose sum is σ = 183847865039496. Its totient is φ = 40833879697728.

The previous prime is 102111201022007. The next prime is 102111201022037. The reversal of 102111201022010 is 10220102111201.

It can be written as a sum of positive squares in 4 ways, for example, as 101329248135049 + 781952886961 = 10066243^2 + 884281^2 .

It is a Curzon 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, 1325048429 + ... + 1325125488.

Almost surely, 2^{102111201022010} is an apocalyptic number.

102111201022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102111201022010 is a deficient number, since it is larger than the sum of its proper divisors (81736664017486).

102111201022010 is a wasteful number, since it uses less digits than its factorization.

102111201022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650177777.

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

Adding to 102111201022010 its reverse (10220102111201), we get a palindrome (112331303133211).

The spelling of 102111201022010 in words is "one hundred two trillion, one hundred eleven billion, two hundred one million, twenty-two thousand, ten".