20356125155222 has 8 divisors (see below), whose sum is σ = 30678899523672. Its totient is φ = 10129825314000.

The previous prime is 20356125155123. The next prime is 20356125155227. The reversal of 20356125155222 is 22255152165302.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20356125155222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20356125155227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24118631279 + ... + 24118632122.

It is an arithmetic number, because the mean of its divisors is an integer number (3834862440459).

Almost surely, 2^{20356125155222} is an apocalyptic number.

20356125155222 is a deficient number, since it is larger than the sum of its proper divisors (10322774368450).

20356125155222 is a wasteful number, since it uses less digits than its factorization.

20356125155222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48237263614.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 20356125155222 in words is "twenty trillion, three hundred fifty-six billion, one hundred twenty-five million, one hundred fifty-five thousand, two hundred twenty-two".