23321322151 has 2 divisors, whose sum is σ = 23321322152. Its totient is φ = 23321322150.

The previous prime is 23321322119. The next prime is 23321322187. The reversal of 23321322151 is 15122312332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23321322151 - 2⁵ = 23321322119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23321322751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660661075 + 11660661076.

It is an arithmetic number, because the mean of its divisors is an integer number (11660661076).

Almost surely, 2^23321322151 is an apocalyptic number.

23321322151 is a deficient number, since it is larger than the sum of its proper divisors (1).

23321322151 is an equidigital number, since it uses as much as digits as its factorization.

23321322151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 25.

Adding to 23321322151 its reverse (15122312332), we get a palindrome (38443634483).

The spelling of 23321322151 in words is "twenty-three billion, three hundred twenty-one million, three hundred twenty-two thousand, one hundred fifty-one".