152440532112021 has 8 divisors (see below), whose sum is σ = 203275942868544. Its totient is φ = 101616071381760.

The previous prime is 152440532112017. The next prime is 152440532112031. The reversal of 152440532112021 is 120211235044251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 152440532112021 - 2² = 152440532112017 is a prime.

It is a super-2 number, since 2×152440532112021² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152440532112031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2737474081 + ... + 2737529766.

It is an arithmetic number, because the mean of its divisors is an integer number (25409492858568).

Almost surely, 2^{152440532112021} is an apocalyptic number.

It is an amenable number.

152440532112021 is a deficient number, since it is larger than the sum of its proper divisors (50835410756523).

152440532112021 is an equidigital number, since it uses as much as digits as its factorization.

152440532112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5475013131.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 152440532112021 its reverse (120211235044251), we get a palindrome (272651767156272).

The spelling of 152440532112021 in words is "one hundred fifty-two trillion, four hundred forty billion, five hundred thirty-two million, one hundred twelve thousand, twenty-one".