1331131022 has 8 divisors (see below), whose sum is σ = 2150288616. Its totient is φ = 614368152.

The previous prime is 1331131007. The next prime is 1331131057. The reversal of 1331131022 is 2201311331.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25598648 + ... + 25598699.

It is an arithmetic number, because the mean of its divisors is an integer number (268786077).

Almost surely, 2^1331131022 is an apocalyptic number.

1331131022 is a deficient number, since it is larger than the sum of its proper divisors (819157594).

1331131022 is a wasteful number, since it uses less digits than its factorization.

1331131022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51197362.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1331131022 is about 36484.6683142385. The cubic root of 1331131022 is about 1100.0360930306.

Adding to 1331131022 its reverse (2201311331), we get a palindrome (3532442353).

The spelling of 1331131022 in words is "one billion, three hundred thirty-one million, one hundred thirty-one thousand, twenty-two".