2312221301120 has 64 divisors (see below), whose sum is σ = 5528924781840. Its totient is φ = 924675901440.

The previous prime is 2312221301119. The next prime is 2312221301149. The reversal of 2312221301120 is 211031222132.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2312221301092 and 2312221301101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2385635 + ... + 3211805.

Almost surely, 2^{2312221301120} is an apocalyptic number.

2312221301120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2312221301120 is an abundant number, since it is smaller than the sum of its proper divisors (3216703480720).

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

2312221301120 is an equidigital number, since it uses as much as digits as its factorization.

2312221301120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830563 (or 830551 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2312221301120 its reverse (211031222132), we get a palindrome (2523252523252).

The spelling of 2312221301120 in words is "two trillion, three hundred twelve billion, two hundred twenty-one million, three hundred one thousand, one hundred twenty".