22445321020355 has 32 divisors (see below), whose sum is σ = 27753669111168. Its totient is φ = 17415290649600.

The previous prime is 22445321020327. The next prime is 22445321020387. The reversal of 22445321020355 is 55302012354422.

It is not a de Polignac number, because 22445321020355 - 2¹² = 22445321016259 is a prime.

It is a Duffinian number.

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, 105160274 + ... + 105373496.

It is an arithmetic number, because the mean of its divisors is an integer number (867302159724).

Almost surely, 2^{22445321020355} is an apocalyptic number.

22445321020355 is a deficient number, since it is larger than the sum of its proper divisors (5308348090813).

22445321020355 is a wasteful number, since it uses less digits than its factorization.

22445321020355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216287.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 22445321020355 its reverse (55302012354422), we get a palindrome (77747333374777).

The spelling of 22445321020355 in words is "twenty-two trillion, four hundred forty-five billion, three hundred twenty-one million, twenty thousand, three hundred fifty-five".