121101011022212 has 12 divisors (see below), whose sum is σ = 228228828465036. Its totient is φ = 55892774317920.

The previous prime is 121101011022191. The next prime is 121101011022221. The reversal of 121101011022212 is 212220110101121.

It can be written as a sum of positive squares in 2 ways, for example, as 14385210470656 + 106715800551556 = 3792784^2 + 10330334^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1164432798239 + ... + 1164432798342.

It is an arithmetic number, because the mean of its divisors is an integer number (19019069038753).

Almost surely, 2^{121101011022212} is an apocalyptic number.

It is an amenable number.

121101011022212 is a deficient number, since it is larger than the sum of its proper divisors (107127817442824).

121101011022212 is a wasteful number, since it uses less digits than its factorization.

121101011022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328865596598 (or 2328865596596 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121101011022212 its reverse (212220110101121), we get a palindrome (333321121123333).

The spelling of 121101011022212 in words is "one hundred twenty-one trillion, one hundred one billion, eleven million, twenty-two thousand, two hundred twelve".