400102670100 has 72 divisors (see below), whose sum is σ = 1323006169408. Its totient is φ = 91452038400.

The previous prime is 400102670063. The next prime is 400102670147. The reversal of 400102670100 is 1076201004.

It is a super-2 number, since 2×400102670100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95260441 + ... + 95264640.

Almost surely, 2^400102670100 is an apocalyptic number.

It is an amenable number.

400102670100 is an abundant number, since it is smaller than the sum of its proper divisors (922903499308).

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

400102670100 is a wasteful number, since it uses less digits than its factorization.

400102670100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190525105 (or 190525098 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

Adding to 400102670100 its reverse (1076201004), we get a palindrome (401178871104).

The spelling of 400102670100 in words is "four hundred billion, one hundred two million, six hundred seventy thousand, one hundred".