102121021020110 has 8 divisors (see below), whose sum is σ = 183817837836216. Its totient is φ = 40848408408040.

The previous prime is 102121021020103. The next prime is 102121021020169. The reversal of 102121021020110 is 11020120121201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5106051050996 + ... + 5106051051015.

It is an arithmetic number, because the mean of its divisors is an integer number (22977229729527).

Almost surely, 2^{102121021020110} is an apocalyptic number.

102121021020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102121021020110 is a deficient number, since it is larger than the sum of its proper divisors (81696816816106).

102121021020110 is a wasteful number, since it uses less digits than its factorization.

102121021020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10212102102018.

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

Adding to 102121021020110 its reverse (11020120121201), we get a palindrome (113141141141311).

The spelling of 102121021020110 in words is "one hundred two trillion, one hundred twenty-one billion, twenty-one million, twenty thousand, one hundred ten".