22157348741020 has 24 divisors (see below), whose sum is σ = 48553494633504. Its totient is φ = 8477594300736.

The previous prime is 22157348740981. The next prime is 22157348741023. The reversal of 22157348741020 is 2014784375122.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22157348741023) 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, 24084074259 + ... + 24084075178.

It is an arithmetic number, because the mean of its divisors is an integer number (2023062276396).

Almost surely, 2^{22157348741020} is an apocalyptic number.

22157348741020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22157348741020 is an abundant number, since it is smaller than the sum of its proper divisors (26396145892484).

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

22157348741020 is a wasteful number, since it uses less digits than its factorization.

22157348741020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48168149469 (or 48168149467 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 22157348741020 in words is "twenty-two trillion, one hundred fifty-seven billion, three hundred forty-eight million, seven hundred forty-one thousand, twenty".