122123211011121 has 16 divisors (see below), whose sum is σ = 163384366227264. Its totient is φ = 81139202389824.

The previous prime is 122123211011059. The next prime is 122123211011143. The reversal of 122123211011121 is 121110112321221.

It is not a de Polignac number, because 122123211011121 - 2¹⁴ = 122123210994737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122123211011621) 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, 53568850 + ... + 55802043.

It is an arithmetic number, because the mean of its divisors is an integer number (10211522889204).

Almost surely, 2^{122123211011121} is an apocalyptic number.

It is an amenable number.

122123211011121 is a deficient number, since it is larger than the sum of its proper divisors (41261155216143).

122123211011121 is a wasteful number, since it uses less digits than its factorization.

122123211011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109372160.

The product of its (nonzero) digits is 96, while the sum is 21.

Adding to 122123211011121 its reverse (121110112321221), we get a palindrome (243233323332342).

The spelling of 122123211011121 in words is "one hundred twenty-two trillion, one hundred twenty-three billion, two hundred eleven million, eleven thousand, one hundred twenty-one".