2042311220357 has 16 divisors (see below), whose sum is σ = 2100541766400. Its totient is φ = 1984814624832.

The previous prime is 2042311220347. The next prime is 2042311220359. The reversal of 2042311220357 is 7530221132402.

It is a de Polignac number, because none of the positive numbers 2^k-2042311220357 is a prime.

It is a super-2 number, since 2×2042311220357² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042311220359) 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, 65478788 + ... + 65509970.

It is an arithmetic number, because the mean of its divisors is an integer number (131283860400).

Almost surely, 2^{2042311220357} is an apocalyptic number.

It is an amenable number.

2042311220357 is a deficient number, since it is larger than the sum of its proper divisors (58230546043).

2042311220357 is a wasteful number, since it uses less digits than its factorization.

2042311220357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42892.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 2042311220357 its reverse (7530221132402), we get a palindrome (9572532352759).

The spelling of 2042311220357 in words is "two trillion, forty-two billion, three hundred eleven million, two hundred twenty thousand, three hundred fifty-seven".