121100222022010 has 192 divisors, whose sum is σ = 283092101107200. Its totient is φ = 36862733335680.

The previous prime is 121100222021971. The next prime is 121100222022029. The reversal of 121100222022010 is 10220222001121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1943823841 + ... + 1943886139.

It is an arithmetic number, because the mean of its divisors is an integer number (1474438026600).

Almost surely, 2^{121100222022010} is an apocalyptic number.

121100222022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121100222022010 is an abundant number, since it is smaller than the sum of its proper divisors (161991879085190).

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

121100222022010 is a wasteful number, since it uses less digits than its factorization.

121100222022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70761 (or 70754 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121100222022010 its reverse (10220222001121), we get a palindrome (131320444023131).

The spelling of 121100222022010 in words is "one hundred twenty-one trillion, one hundred billion, two hundred twenty-two million, twenty-two thousand, ten".