120100422 has 32 divisors (see below), whose sum is σ = 259791840. Its totient is φ = 36794880.

The previous prime is 120100391. The next prime is 120100423. The reversal of 120100422 is 224001021.

It is a super-2 number, since 2×120100422² = 28848222729156168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120100398 and 120100407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100423) 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, 15604 + ... + 21992.

It is an arithmetic number, because the mean of its divisors is an integer number (8118495).

Almost surely, 2^120100422 is an apocalyptic number.

120100422 is an abundant number, since it is smaller than the sum of its proper divisors (139691418).

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

120100422 is a wasteful number, since it uses less digits than its factorization.

120100422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6648.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 120100422 is about 10959.0338077770. The cubic root of 120100422 is about 493.3799664748.

Adding to 120100422 its reverse (224001021), we get a palindrome (344101443).

The spelling of 120100422 in words is "one hundred twenty million, one hundred thousand, four hundred twenty-two".