1122439531681 has 8 divisors (see below), whose sum is σ = 1211203448000. Its totient is φ = 1034021674512.

The previous prime is 1122439531669. The next prime is 1122439531691. The reversal of 1122439531681 is 1861359342211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122439531681 - 2⁷ = 1122439531553 is a prime.

It is a super-2 number, since 2×1122439531681² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122439531691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86508045 + ... + 86521018.

It is an arithmetic number, because the mean of its divisors is an integer number (151400431000).

Almost surely, 2^{1122439531681} is an apocalyptic number.

It is an amenable number.

1122439531681 is a deficient number, since it is larger than the sum of its proper divisors (88763916319).

1122439531681 is a wasteful number, since it uses less digits than its factorization.

1122439531681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173029575.

The product of its digits is 311040, while the sum is 46.

The spelling of 1122439531681 in words is "one trillion, one hundred twenty-two billion, four hundred thirty-nine million, five hundred thirty-one thousand, six hundred eighty-one".