121102020120010 has 16 divisors (see below), whose sum is σ = 218021174401536. Its totient is φ = 48432466229008.

The previous prime is 121102020119921. The next prime is 121102020120013. The reversal of 121102020120010 is 10021020201121.

It is not an unprimeable number, because it can be changed into a prime (121102020120013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042666402 + ... + 1042782541.

It is an arithmetic number, because the mean of its divisors is an integer number (13626323400096).

Almost surely, 2^{121102020120010} is an apocalyptic number.

121102020120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121102020120010 is a deficient number, since it is larger than the sum of its proper divisors (96919154281526).

121102020120010 is a wasteful number, since it uses less digits than its factorization.

121102020120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085454757.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121102020120010 its reverse (10021020201121), we get a palindrome (131123040321131).

The spelling of 121102020120010 in words is "one hundred twenty-one trillion, one hundred two billion, twenty million, one hundred twenty thousand, ten".