1222452051 has 16 divisors (see below), whose sum is σ = 1711315200. Its totient is φ = 775117728.

The previous prime is 1222452043. The next prime is 1222452067. The reversal of 1222452051 is 1502542221.

It is not a de Polignac number, because 1222452051 - 2³ = 1222452043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222452071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99031 + ... + 110688.

It is an arithmetic number, because the mean of its divisors is an integer number (106957200).

Almost surely, 2^1222452051 is an apocalyptic number.

1222452051 is a deficient number, since it is larger than the sum of its proper divisors (488863149).

1222452051 is a wasteful number, since it uses less digits than its factorization.

1222452051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209818.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1222452051 is about 34963.5817816196. The cubic root of 1222452051 is about 1069.2451224979.

Adding to 1222452051 its reverse (1502542221), we get a palindrome (2724994272).

The spelling of 1222452051 in words is "one billion, two hundred twenty-two million, four hundred fifty-two thousand, fifty-one".