100392021407 has 4 divisors (see below), whose sum is σ = 100393159680. Its totient is φ = 100390883136.

The previous prime is 100392021397. The next prime is 100392021413. The reversal of 100392021407 is 704120293001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100392021407 - 2¹⁸ = 100391759263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100392021407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100392021487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424607 + ... + 617312.

It is an arithmetic number, because the mean of its divisors is an integer number (25098289920).

Almost surely, 2^100392021407 is an apocalyptic number.

100392021407 is a deficient number, since it is larger than the sum of its proper divisors (1138273).

100392021407 is an equidigital number, since it uses as much as digits as its factorization.

100392021407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138272.

The product of its (nonzero) digits is 3024, while the sum is 29.

The spelling of 100392021407 in words is "one hundred billion, three hundred ninety-two million, twenty-one thousand, four hundred seven".