100990277340 has 24 divisors (see below), whose sum is σ = 282772776720. Its totient is φ = 26930740608.

The previous prime is 100990277321. The next prime is 100990277341. The reversal of 100990277340 is 43772099001.

It is a super-2 number, since 2×100990277340² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100990277292 and 100990277301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100990277341) 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, 841585585 + ... + 841585704.

It is an arithmetic number, because the mean of its divisors is an integer number (11782199030).

Almost surely, 2^100990277340 is an apocalyptic number.

100990277340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100990277340 is an abundant number, since it is smaller than the sum of its proper divisors (181782499380).

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

100990277340 is a wasteful number, since it uses less digits than its factorization.

100990277340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683171301 (or 1683171299 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 42.

The spelling of 100990277340 in words is "one hundred billion, nine hundred ninety million, two hundred seventy-seven thousand, three hundred forty".