100011220051 has 2 divisors, whose sum is σ = 100011220052. Its totient is φ = 100011220050.

The previous prime is 100011220019. The next prime is 100011220073. The reversal of 100011220051 is 150022110001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100011220051 - 2⁵ = 100011220019 is a prime.

It is not a weakly prime, because it can be changed into another prime (100011220081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005610025 + 50005610026.

It is an arithmetic number, because the mean of its divisors is an integer number (50005610026).

Almost surely, 2^100011220051 is an apocalyptic number.

100011220051 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011220051 is an equidigital number, since it uses as much as digits as its factorization.

100011220051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 13.

Adding to 100011220051 its reverse (150022110001), we get a palindrome (250033330052).

The spelling of 100011220051 in words is "one hundred billion, eleven million, two hundred twenty thousand, fifty-one".