121102202010 has 32 divisors (see below), whose sum is σ = 291377417472. Its totient is φ = 32212572480.

The previous prime is 121102201999. The next prime is 121102202017. The reversal of 121102202010 is 10202201121.

It is not an unprimeable number, because it can be changed into a prime (121102202017) 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, 5072146 + ... + 5095965.

It is an arithmetic number, because the mean of its divisors is an integer number (9105544296).

Almost surely, 2^121102202010 is an apocalyptic number.

121102202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121102202010 is an abundant number, since it is smaller than the sum of its proper divisors (170275215462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121102202010 is a wasteful number, since it uses less digits than its factorization.

121102202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10168518.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 121102202010 its reverse (10202201121), we get a palindrome (131304403131).

The spelling of 121102202010 in words is "one hundred twenty-one billion, one hundred two million, two hundred two thousand, ten".