2151321702383 has 8 divisors (see below), whose sum is σ = 2459576659968. Its totient is φ = 1843297566264.

The previous prime is 2151321702371. The next prime is 2151321702419. The reversal of 2151321702383 is 3832071231512.

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

It is not a de Polignac number, because 2151321702383 - 2¹⁰ = 2151321701359 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 (2151321762383) 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, 57685391 + ... + 57722672.

It is an arithmetic number, because the mean of its divisors is an integer number (307447082496).

Almost surely, 2^{2151321702383} is an apocalyptic number.

2151321702383 is a deficient number, since it is larger than the sum of its proper divisors (308254957585).

2151321702383 is a wasteful number, since it uses less digits than its factorization.

2151321702383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115410733.

The product of its (nonzero) digits is 60480, while the sum is 38.

Adding to 2151321702383 its reverse (3832071231512), we get a palindrome (5983392933895).

The spelling of 2151321702383 in words is "two trillion, one hundred fifty-one billion, three hundred twenty-one million, seven hundred two thousand, three hundred eighty-three".