120012002111022 has 192 divisors, whose sum is σ = 300352378613760. Its totient is φ = 31772946340800.

The previous prime is 120012002110999. The next prime is 120012002111039. The reversal of 120012002111022 is 220111200210021.

It is a junction number, because it is equal to n+sod(n) for n = 120012002110992 and 120012002111010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 412307997 + ... + 412598967.

It is an arithmetic number, because the mean of its divisors is an integer number (1564335305280).

Almost surely, 2^{120012002111022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120012002111022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150176189306880).

120012002111022 is an abundant number, since it is smaller than the sum of its proper divisors (180340376502738).

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

120012002111022 is a wasteful number, since it uses less digits than its factorization.

120012002111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292627 (or 292620 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120012002111022 its reverse (220111200210021), we get a palindrome (340123202321043).

The spelling of 120012002111022 in words is "one hundred twenty trillion, twelve billion, two million, one hundred eleven thousand, twenty-two".