100453355121 has 32 divisors (see below), whose sum is σ = 156364121088. Its totient is φ = 56180220480.

The previous prime is 100453355111. The next prime is 100453355159. The reversal of 100453355121 is 121553354001.

It is not a de Polignac number, because 100453355121 - 2⁷ = 100453354993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100453355111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82810 + ... + 455811.

It is an arithmetic number, because the mean of its divisors is an integer number (4886378784).

Almost surely, 2^100453355121 is an apocalyptic number.

It is an amenable number.

100453355121 is a deficient number, since it is larger than the sum of its proper divisors (55910765967).

100453355121 is a wasteful number, since it uses less digits than its factorization.

100453355121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538821.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 100453355121 in words is "one hundred billion, four hundred fifty-three million, three hundred fifty-five thousand, one hundred twenty-one".