100392021469 has 2 divisors, whose sum is σ = 100392021470. Its totient is φ = 100392021468.

The previous prime is 100392021413. The next prime is 100392021487. The reversal of 100392021469 is 964120293001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76856472900 + 23535548569 = 277230^2 + 153413^2 .

It is a cyclic number.

It is not a de Polignac number, because 100392021469 - 2⁷ = 100392021341 is a prime.

It is a super-2 number, since 2×100392021469² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100392121469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50196010734 + 50196010735.

It is an arithmetic number, because the mean of its divisors is an integer number (50196010735).

Almost surely, 2^100392021469 is an apocalyptic number.

It is an amenable number.

100392021469 is a deficient number, since it is larger than the sum of its proper divisors (1).

100392021469 is an equidigital number, since it uses as much as digits as its factorization.

100392021469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 100392021469 in words is "one hundred billion, three hundred ninety-two million, twenty-one thousand, four hundred sixty-nine".