102121202012110 has 16 divisors (see below), whose sum is σ = 184620863030400. Its totient is φ = 40670103158496.

The previous prime is 102121202012107. The next prime is 102121202012147. The reversal of 102121202012110 is 11210202121201.

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, 22297203390 + ... + 22297207969.

It is an arithmetic number, because the mean of its divisors is an integer number (11538803939400).

Almost surely, 2^{102121202012110} is an apocalyptic number.

102121202012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102121202012110 is a deficient number, since it is larger than the sum of its proper divisors (82499661018290).

102121202012110 is a wasteful number, since it uses less digits than its factorization.

102121202012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44594411595.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102121202012110 its reverse (11210202121201), we get a palindrome (113331404133311).

The spelling of 102121202012110 in words is "one hundred two trillion, one hundred twenty-one billion, two hundred two million, twelve thousand, one hundred ten".