2243231431302 has 16 divisors (see below), whose sum is σ = 4486478376240. Its totient is φ = 747741224832.

The previous prime is 2243231431219. The next prime is 2243231431307. The reversal of 2243231431302 is 2031341323422.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2243231431302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243231431307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2192338 + ... + 3048410.

It is an arithmetic number, because the mean of its divisors is an integer number (280404898515).

Almost surely, 2^{2243231431302} is an apocalyptic number.

2243231431302 is an abundant number, since it is smaller than the sum of its proper divisors (2243246944938).

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

2243231431302 is a wasteful number, since it uses less digits than its factorization.

2243231431302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292807.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 2243231431302 its reverse (2031341323422), we get a palindrome (4274572754724).

The spelling of 2243231431302 in words is "two trillion, two hundred forty-three billion, two hundred thirty-one million, four hundred thirty-one thousand, three hundred two".