22120030151 has 2 divisors, whose sum is σ = 22120030152. Its totient is φ = 22120030150.

The previous prime is 22120030117. The next prime is 22120030159. The reversal of 22120030151 is 15103002122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22120030151 is a prime.

It is a super-2 number, since 2×22120030151² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120030159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060015075 + 11060015076.

It is an arithmetic number, because the mean of its divisors is an integer number (11060015076).

Almost surely, 2^22120030151 is an apocalyptic number.

22120030151 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120030151 is an equidigital number, since it uses as much as digits as its factorization.

22120030151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 22120030151 its reverse (15103002122), we get a palindrome (37223032273).

The spelling of 22120030151 in words is "twenty-two billion, one hundred twenty million, thirty thousand, one hundred fifty-one".