122201111022012 has 54 divisors (see below), whose sum is σ = 339531691173584. Its totient is φ = 37030639702320.

The previous prime is 122201111021963. The next prime is 122201111022043. The reversal of 122201111022012 is 210220111102221.

122201111022012 is a `hidden beast` number, since 122 + 201 + 1 + 110 + 220 + 12 = 666.

It is a super-2 number, since 2×122201111022012² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14026753108 + ... + 14026761819.

Almost surely, 2^{122201111022012} is an apocalyptic number.

122201111022012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122201111022012 is an abundant number, since it is smaller than the sum of its proper divisors (217330580151572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122201111022012 is a wasteful number, since it uses less digits than its factorization.

122201111022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28053514959 (or 28053514943 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122201111022012 its reverse (210220111102221), we get a palindrome (332421222124233).

The spelling of 122201111022012 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred eleven million, twenty-two thousand, twelve".