130121305231533 has 64 divisors (see below), whose sum is σ = 216445955328000. Its totient is φ = 67551619829760.

The previous prime is 130121305231531. The next prime is 130121305231553. The reversal of 130121305231533 is 335132503121031.

It is not a de Polignac number, because 130121305231533 - 2¹ = 130121305231531 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 130121305231494 and 130121305231503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130121305231531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2440220610 + ... + 2440273932.

It is an arithmetic number, because the mean of its divisors is an integer number (3381968052000).

Almost surely, 2^{130121305231533} is an apocalyptic number.

It is an amenable number.

130121305231533 is a deficient number, since it is larger than the sum of its proper divisors (86324650096467).

130121305231533 is a wasteful number, since it uses less digits than its factorization.

130121305231533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60002.

The product of its (nonzero) digits is 24300, while the sum is 33.

Adding to 130121305231533 its reverse (335132503121031), we get a palindrome (465253808352564).

The spelling of 130121305231533 in words is "one hundred thirty trillion, one hundred twenty-one billion, three hundred five million, two hundred thirty-one thousand, five hundred thirty-three".