100220023187 has 2 divisors, whose sum is σ = 100220023188. Its totient is φ = 100220023186.

The previous prime is 100220023171. The next prime is 100220023243. The reversal of 100220023187 is 781320022001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100220023187 - 2⁴ = 100220023171 is a prime.

It is not a weakly prime, because it can be changed into another prime (100220023487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110011593 + 50110011594.

It is an arithmetic number, because the mean of its divisors is an integer number (50110011594).

Almost surely, 2^100220023187 is an apocalyptic number.

100220023187 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220023187 is an equidigital number, since it uses as much as digits as its factorization.

100220023187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 100220023187 its reverse (781320022001), we get a palindrome (881540045188).

The spelling of 100220023187 in words is "one hundred billion, two hundred twenty million, twenty-three thousand, one hundred eighty-seven".