222202051 has 2 divisors, whose sum is σ = 222202052. Its totient is φ = 222202050.

The previous prime is 222202049. The next prime is 222202067. The reversal of 222202051 is 150202222.

222202051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (222202067) can be obtained adding 222202051 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222202051 - 2¹ = 222202049 is a prime.

Together with 222202049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222202751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101025 + 111101026.

It is an arithmetic number, because the mean of its divisors is an integer number (111101026).

Almost surely, 2^222202051 is an apocalyptic number.

222202051 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202051 is an equidigital number, since it uses as much as digits as its factorization.

222202051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 222202051 is about 14906.4432712837. The cubic root of 222202051 is about 605.6885369512.

Adding to 222202051 its reverse (150202222), we get a palindrome (372404273).

The spelling of 222202051 in words is "two hundred twenty-two million, two hundred two thousand, fifty-one".