1022157638129 has 8 divisors (see below), whose sum is σ = 1039584935520. Its totient is φ = 1004733760576.

The previous prime is 1022157638111. The next prime is 1022157638153. The reversal of 1022157638129 is 9218367512201.

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 1022157638129 - 2⁸ = 1022157637873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022157634129) 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, 248447 + ... + 1451220.

It is an arithmetic number, because the mean of its divisors is an integer number (129948116940).

Almost surely, 2^{1022157638129} is an apocalyptic number.

It is an amenable number.

1022157638129 is a deficient number, since it is larger than the sum of its proper divisors (17427297391).

1022157638129 is a wasteful number, since it uses less digits than its factorization.

1022157638129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709919.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 1022157638129 in words is "one trillion, twenty-two billion, one hundred fifty-seven million, six hundred thirty-eight thousand, one hundred twenty-nine".