220202051 has 2 divisors, whose sum is σ = 220202052. Its totient is φ = 220202050.

The previous prime is 220201991. The next prime is 220202063. The reversal of 220202051 is 150202022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220202051 - 2⁶ = 220201987 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (220204051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110101025 + 110101026.

It is an arithmetic number, because the mean of its divisors is an integer number (110101026).

Almost surely, 2^220202051 is an apocalyptic number.

220202051 is a deficient number, since it is larger than the sum of its proper divisors (1).

220202051 is an equidigital number, since it uses as much as digits as its factorization.

220202051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 220202051 is about 14839.2065488691. The cubic root of 220202051 is about 603.8658267747.

Adding to 220202051 its reverse (150202022), we get a palindrome (370404073).

The spelling of 220202051 in words is "two hundred twenty million, two hundred two thousand, fifty-one".