23221652146134 has 16 divisors (see below), whose sum is σ = 50015866161072. Its totient is φ = 7145123737248.

The previous prime is 23221652146109. The next prime is 23221652146151. The reversal of 23221652146134 is 43164125612232.

It is a super-2 number, since 2×23221652146134² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148856744449 + ... + 148856744604.

It is an arithmetic number, because the mean of its divisors is an integer number (3125991635067).

Almost surely, 2^{23221652146134} is an apocalyptic number.

23221652146134 is an abundant number, since it is smaller than the sum of its proper divisors (26794214014938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23221652146134 is a wasteful number, since it uses less digits than its factorization.

23221652146134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297713489071.

The product of its digits is 414720, while the sum is 42.

Adding to 23221652146134 its reverse (43164125612232), we get a palindrome (66385777758366).

The spelling of 23221652146134 in words is "twenty-three trillion, two hundred twenty-one billion, six hundred fifty-two million, one hundred forty-six thousand, one hundred thirty-four".