1022155234425 has 180 divisors, whose sum is σ = 2080880453520. Its totient is φ = 495693095040.

The previous prime is 1022155234411. The next prime is 1022155234433. The reversal of 1022155234425 is 5244325512201.

1022155234425 is a `hidden beast` number, since 1 + 0 + 221 + 5 + 5 + 2 + 3 + 4 + 425 = 666.

It is not a de Polignac number, because 1022155234425 - 2⁸ = 1022155234169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022155234425.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 22906786 + ... + 22951364.

It is an arithmetic number, because the mean of its divisors is an integer number (11560446964).

Almost surely, 2^{1022155234425} is an apocalyptic number.

1022155234425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1022155234425 is an abundant number, since it is smaller than the sum of its proper divisors (1058725219095).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022155234425 is a wasteful number, since it uses less digits than its factorization.

1022155234425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44694 (or 44667 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 1022155234425 in words is "one trillion, twenty-two billion, one hundred fifty-five million, two hundred thirty-four thousand, four hundred twenty-five".