121113022210 has 32 divisors (see below), whose sum is σ = 229535933760. Its totient is φ = 45883735488.

The previous prime is 121113022201. The next prime is 121113022213. The reversal of 121113022210 is 12220311121.

It is not an unprimeable number, because it can be changed into a prime (121113022213) 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, 683049 + ... + 841891.

It is an arithmetic number, because the mean of its divisors is an integer number (7172997930).

Almost surely, 2^121113022210 is an apocalyptic number.

121113022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121113022210 is a deficient number, since it is larger than the sum of its proper divisors (108422911550).

121113022210 is a wasteful number, since it uses less digits than its factorization.

121113022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162882.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121113022210 its reverse (12220311121), we get a palindrome (133333333331).

The spelling of 121113022210 in words is "one hundred twenty-one billion, one hundred thirteen million, twenty-two thousand, two hundred ten".