102120211011110 has 32 divisors (see below), whose sum is σ = 190157382488160. Its totient is φ = 39439009838592.

The previous prime is 102120211011101. The next prime is 102120211011113. The reversal of 102120211011110 is 11110112021201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102120211011113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20087177 + ... + 24652283.

It is an arithmetic number, because the mean of its divisors is an integer number (5942418202755).

Almost surely, 2^{102120211011110} is an apocalyptic number.

102120211011110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102120211011110 is a deficient number, since it is larger than the sum of its proper divisors (88037171477050).

102120211011110 is a wasteful number, since it uses less digits than its factorization.

102120211011110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642280.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 102120211011110 its reverse (11110112021201), we get a palindrome (113230323032311).

The spelling of 102120211011110 in words is "one hundred two trillion, one hundred twenty billion, two hundred eleven million, eleven thousand, one hundred ten".