22031230332120 has 128 divisors (see below), whose sum is σ = 66301455882240. Its totient is φ = 5856540157440.

The previous prime is 22031230332119. The next prime is 22031230332121. The reversal of 22031230332120 is 2123303213022.

It is an interprime number because it is at equal distance from previous prime (22031230332119) and next prime (22031230332121).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031230332121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106605690 + ... + 106812150.

It is an arithmetic number, because the mean of its divisors is an integer number (517980124080).

Almost surely, 2^{22031230332120} is an apocalyptic number.

22031230332120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22031230332120 is an abundant number, since it is smaller than the sum of its proper divisors (44270225550120).

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

22031230332120 is a wasteful number, since it uses less digits than its factorization.

22031230332120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209265 (or 209261 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 22031230332120 its reverse (2123303213022), we get a palindrome (24154533545142).

The spelling of 22031230332120 in words is "twenty-two trillion, thirty-one billion, two hundred thirty million, three hundred thirty-two thousand, one hundred twenty".