152430442203221 has 24 divisors (see below), whose sum is σ = 190757026779840. Its totient is φ = 119249201275776.

The previous prime is 152430442203209. The next prime is 152430442203229. The reversal of 152430442203221 is 122302244034251.

It is not a de Polignac number, because 152430442203221 - 2²² = 152430438008917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152430442203229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 723775355 + ... + 723985928.

It is an arithmetic number, because the mean of its divisors is an integer number (7948209449160).

Almost surely, 2^{152430442203221} is an apocalyptic number.

It is an amenable number.

152430442203221 is a deficient number, since it is larger than the sum of its proper divisors (38326584576619).

152430442203221 is a wasteful number, since it uses less digits than its factorization.

152430442203221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447761405 (or 1447761392 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 152430442203221 its reverse (122302244034251), we get a palindrome (274732686237472).

The spelling of 152430442203221 in words is "one hundred fifty-two trillion, four hundred thirty billion, four hundred forty-two million, two hundred three thousand, two hundred twenty-one".