2120324263442 has 64 divisors (see below), whose sum is σ = 4140690997248. Its totient is φ = 789608952000.

The previous prime is 2120324263297. The next prime is 2120324263459. The reversal of 2120324263442 is 2443624230212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4674767 + ... + 5108237.

It is an arithmetic number, because the mean of its divisors is an integer number (64698296832).

Almost surely, 2^{2120324263442} is an apocalyptic number.

2120324263442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2120324263442 is a deficient number, since it is larger than the sum of its proper divisors (2020366733806).

2120324263442 is a wasteful number, since it uses less digits than its factorization.

2120324263442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434895.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 2120324263442 its reverse (2443624230212), we get a palindrome (4563948493654).

The spelling of 2120324263442 in words is "two trillion, one hundred twenty billion, three hundred twenty-four million, two hundred sixty-three thousand, four hundred forty-two".