120012210122022 has 64 divisors (see below), whose sum is σ = 269934571388160. Its totient is φ = 39518052921792.

The previous prime is 120012210121963. The next prime is 120012210122093. The reversal of 120012210122022 is 220221012210021.

It is a happy number.

120012210122022 is a `hidden beast` number, since 1 + 200 + 1 + 221 + 0 + 1 + 220 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 120012210121986 and 120012210122004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42636013 + ... + 45363575.

It is an arithmetic number, because the mean of its divisors is an integer number (4217727677940).

Almost surely, 2^{120012210122022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120012210122022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134967285694080).

120012210122022 is an abundant number, since it is smaller than the sum of its proper divisors (149922361266138).

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

120012210122022 is a wasteful number, since it uses less digits than its factorization.

120012210122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737474 (or 2737468 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120012210122022 its reverse (220221012210021), we get a palindrome (340233222332043).

The spelling of 120012210122022 in words is "one hundred twenty trillion, twelve billion, two hundred ten million, one hundred twenty-two thousand, twenty-two".