2151442210533 has 128 divisors (see below), whose sum is σ = 3808934793216. Its totient is φ = 1045757952000.

The previous prime is 2151442210501. The next prime is 2151442210549. The reversal of 2151442210533 is 3350122441512.

It is not a de Polignac number, because 2151442210533 - 2⁵ = 2151442210501 is a prime.

It is a super-2 number, since 2×2151442210533² (a number of 25 digits) contains 22 as substring.

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 = 2151442210494 and 2151442210503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151442210553) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 606550866 + ... + 606554412.

It is an arithmetic number, because the mean of its divisors is an integer number (29757303072).

Almost surely, 2^{2151442210533} is an apocalyptic number.

It is an amenable number.

2151442210533 is a deficient number, since it is larger than the sum of its proper divisors (1657492582683).

2151442210533 is a wasteful number, since it uses less digits than its factorization.

2151442210533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4443.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 2151442210533 in words is "two trillion, one hundred fifty-one billion, four hundred forty-two million, two hundred ten thousand, five hundred thirty-three".