2121012101122 has 32 divisors (see below), whose sum is σ = 3242873548800. Its totient is φ = 1040288997888.

The previous prime is 2121012101101. The next prime is 2121012101141. The reversal of 2121012101122 is 2211012101212.

It is a super-2 number, since 2×2121012101122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2121012101096 and 2121012101105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11648779 + ... + 11829457.

It is an arithmetic number, because the mean of its divisors is an integer number (101339798400).

Almost surely, 2^{2121012101122} is an apocalyptic number.

2121012101122 is a deficient number, since it is larger than the sum of its proper divisors (1121861447678).

2121012101122 is a wasteful number, since it uses less digits than its factorization.

2121012101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181330.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2121012101122 its reverse (2211012101212), we get a palindrome (4332024202334).

The spelling of 2121012101122 in words is "two trillion, one hundred twenty-one billion, twelve million, one hundred one thousand, one hundred twenty-two".