100138301040 has 40 divisors (see below), whose sum is σ = 310428733968. Its totient is φ = 26703546880.

The previous prime is 100138301023. The next prime is 100138301051. The reversal of 100138301040 is 40103831001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 100138300998 and 100138301016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208621221 + ... + 208621700.

Almost surely, 2^100138301040 is an apocalyptic number.

100138301040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100138301040 is an abundant number, since it is smaller than the sum of its proper divisors (210290432928).

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

100138301040 is a wasteful number, since it uses less digits than its factorization.

100138301040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417242937 (or 417242931 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 100138301040 in words is "one hundred billion, one hundred thirty-eight million, three hundred one thousand, forty".