22051224420153 has 4 divisors (see below), whose sum is σ = 29401632560208. Its totient is φ = 14700816280100.

The previous prime is 22051224420143. The next prime is 22051224420163. The reversal of 22051224420153 is 35102442215022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22051224420143) and next prime (22051224420163).

It is a cyclic number.

It is not a de Polignac number, because 22051224420153 - 2⁹ = 22051224419641 is a prime.

It is a super-2 number, since 2×22051224420153² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22051224420143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3675204070023 + ... + 3675204070028.

It is an arithmetic number, because the mean of its divisors is an integer number (7350408140052).

Almost surely, 2^{22051224420153} is an apocalyptic number.

It is an amenable number.

22051224420153 is a deficient number, since it is larger than the sum of its proper divisors (7350408140055).

22051224420153 is an equidigital number, since it uses as much as digits as its factorization.

22051224420153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350408140054.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 22051224420153 its reverse (35102442215022), we get a palindrome (57153666635175).

The spelling of 22051224420153 in words is "twenty-two trillion, fifty-one billion, two hundred twenty-four million, four hundred twenty thousand, one hundred fifty-three".