133222051 has 2 divisors, whose sum is σ = 133222052. Its totient is φ = 133222050.

The previous prime is 133222039. The next prime is 133222069. The reversal of 133222051 is 150222331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133222051 is a prime.

It is a super-2 number, since 2×133222051² = 35496229745293202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133222151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66611025 + 66611026.

It is an arithmetic number, because the mean of its divisors is an integer number (66611026).

Almost surely, 2^133222051 is an apocalyptic number.

133222051 is a deficient number, since it is larger than the sum of its proper divisors (1).

133222051 is an equidigital number, since it uses as much as digits as its factorization.

133222051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 133222051 is about 11542.1857115539. The cubic root of 133222051 is about 510.7307875337.

Adding to 133222051 its reverse (150222331), we get a palindrome (283444382).

The spelling of 133222051 in words is "one hundred thirty-three million, two hundred twenty-two thousand, fifty-one".