2312220126 has 32 divisors (see below), whose sum is σ = 4797923328. Its totient is φ = 742079520.

The previous prime is 2312220121. The next prime is 2312220139. The reversal of 2312220126 is 6210222132.

It is a super-2 number, since 2×2312220126² = 10692723822158911752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312220121) 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, 5091 + ... + 68193.

It is an arithmetic number, because the mean of its divisors is an integer number (149935104).

Almost surely, 2^2312220126 is an apocalyptic number.

2312220126 is an abundant number, since it is smaller than the sum of its proper divisors (2485703202).

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

2312220126 is a wasteful number, since it uses less digits than its factorization.

2312220126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63336.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2312220126 is about 48085.5500748406. The cubic root of 2312220126 is about 1322.3397677760.

Adding to 2312220126 its reverse (6210222132), we get a palindrome (8522442258).

The spelling of 2312220126 in words is "two billion, three hundred twelve million, two hundred twenty thousand, one hundred twenty-six".