1881315730022 has 16 divisors (see below), whose sum is σ = 2871876848400. Its totient is φ = 924165017088.

The previous prime is 1881315729967. The next prime is 1881315730037. The reversal of 1881315730022 is 2200375131881.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35365772 + ... + 35418927.

It is an arithmetic number, because the mean of its divisors is an integer number (179492303025).

Almost surely, 2^{1881315730022} is an apocalyptic number.

1881315730022 is a deficient number, since it is larger than the sum of its proper divisors (990561118378).

1881315730022 is a wasteful number, since it uses less digits than its factorization.

1881315730022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70784935.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 1881315730022 in words is "one trillion, eight hundred eighty-one billion, three hundred fifteen million, seven hundred thirty thousand, twenty-two".