2220431244330 has 64 divisors (see below), whose sum is σ = 5836231336320. Its totient is φ = 537303826176.

The previous prime is 2220431244329. The next prime is 2220431244331. The reversal of 2220431244330 is 334421340222.

It is an interprime number because it is at equal distance from previous prime (2220431244329) and next prime (2220431244331).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2220431244331) 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, 48226257 + ... + 48272276.

It is an arithmetic number, because the mean of its divisors is an integer number (91191114630).

Almost surely, 2^{2220431244330} is an apocalyptic number.

2220431244330 is an abundant number, since it is smaller than the sum of its proper divisors (3615800091990).

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

2220431244330 is a wasteful number, since it uses less digits than its factorization.

2220431244330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96498615.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 2220431244330 its reverse (334421340222), we get a palindrome (2554852584552).

The spelling of 2220431244330 in words is "two trillion, two hundred twenty billion, four hundred thirty-one million, two hundred forty-four thousand, three hundred thirty".