121010222012210 has 16 divisors (see below), whose sum is σ = 218042723428992. Its totient is φ = 48354239070000.

The previous prime is 121010222012177. The next prime is 121010222012231. The reversal of 121010222012210 is 12210222010121.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6231206666 + ... + 6231226085.

It is an arithmetic number, because the mean of its divisors is an integer number (13627670214312).

Almost surely, 2^{121010222012210} is an apocalyptic number.

121010222012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121010222012210 is a deficient number, since it is larger than the sum of its proper divisors (97032501416782).

121010222012210 is a wasteful number, since it uses less digits than its factorization.

121010222012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12462433729.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121010222012210 its reverse (12210222010121), we get a palindrome (133220444022331).

The spelling of 121010222012210 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-two million, twelve thousand, two hundred ten".