100220112479 has 2 divisors, whose sum is σ = 100220112480. Its totient is φ = 100220112478.

The previous prime is 100220112437. The next prime is 100220112523. The reversal of 100220112479 is 974211022001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220112479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100220112679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110056239 + 50110056240.

It is an arithmetic number, because the mean of its divisors is an integer number (50110056240).

Almost surely, 2^100220112479 is an apocalyptic number.

100220112479 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220112479 is an equidigital number, since it uses as much as digits as its factorization.

100220112479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 100220112479 in words is "one hundred billion, two hundred twenty million, one hundred twelve thousand, four hundred seventy-nine".