122120021002012 has 12 divisors (see below), whose sum is σ = 233138221913016. Its totient is φ = 55509100455440.

The previous prime is 122120021001997. The next prime is 122120021002027. The reversal of 122120021002012 is 210200120021221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122120021001997) and next prime (122120021002027).

It is a congruent number.

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, 1387727511343 + ... + 1387727511430.

It is an arithmetic number, because the mean of its divisors is an integer number (19428185159418).

Almost surely, 2^{122120021002012} is an apocalyptic number.

It is an amenable number.

122120021002012 is a deficient number, since it is larger than the sum of its proper divisors (111018200911004).

122120021002012 is a wasteful number, since it uses less digits than its factorization.

122120021002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775455022788 (or 2775455022786 counting only the distinct ones).

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

Adding to 122120021002012 its reverse (210200120021221), we get a palindrome (332320141023233).

The spelling of 122120021002012 in words is "one hundred twenty-two trillion, one hundred twenty billion, twenty-one million, two thousand, twelve".