100612220355 has 12 divisors (see below), whose sum is σ = 174394515360. Its totient is φ = 53659850832.

The previous prime is 100612220347. The next prime is 100612220369. The reversal of 100612220355 is 553022216001.

It is a happy number.

100612220355 is a `hidden beast` number, since 10 + 0 + 612 + 2 + 2 + 0 + 35 + 5 = 666.

It is not a de Polignac number, because 100612220355 - 2³ = 100612220347 is a prime.

It is a super-3 number, since 3×100612220355³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1117913515 + ... + 1117913604.

It is an arithmetic number, because the mean of its divisors is an integer number (14532876280).

Almost surely, 2^100612220355 is an apocalyptic number.

100612220355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100612220355 is a deficient number, since it is larger than the sum of its proper divisors (73782295005).

100612220355 is a wasteful number, since it uses less digits than its factorization.

100612220355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235827130 (or 2235827127 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 100612220355 its reverse (553022216001), we get a palindrome (653634436356).

The spelling of 100612220355 in words is "one hundred billion, six hundred twelve million, two hundred twenty thousand, three hundred fifty-five".