100323553131990 has 48 divisors (see below), whose sum is σ = 260843583036816. Its totient is φ = 26752707000000.

The previous prime is 100323553131979. The next prime is 100323553132073. The reversal of 100323553131990 is 99131355323001.

100323553131990 is a `hidden beast` number, since 1 + 0 + 0 + 3 + 2 + 3 + 553 + 1 + 3 + 1 + 9 + 90 = 666.

It is a super-2 number, since 2×100323553131990² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5170885 + ... + 15079295.

It is an arithmetic number, because the mean of its divisors is an integer number (5434241313267).

Almost surely, 2^{100323553131990} is an apocalyptic number.

100323553131990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100323553131990 is an abundant number, since it is smaller than the sum of its proper divisors (160520029904826).

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

100323553131990 is a wasteful number, since it uses less digits than its factorization.

100323553131990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10020925 (or 10020922 counting only the distinct ones).

The product of its (nonzero) digits is 328050, while the sum is 45.

The spelling of 100323553131990 in words is "one hundred trillion, three hundred twenty-three billion, five hundred fifty-three million, one hundred thirty-one thousand, nine hundred ninety".