2151321332503 has 8 divisors (see below), whose sum is σ = 2458885050272. Its totient is φ = 1843815639456.

The previous prime is 2151321332483. The next prime is 2151321332527. The reversal of 2151321332503 is 3052331231512.

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

It is a de Polignac number, because none of the positive numbers 2^k-2151321332503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151321332603) 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, 14426700 + ... + 14575057.

It is an arithmetic number, because the mean of its divisors is an integer number (307360631284).

Almost surely, 2^{2151321332503} is an apocalyptic number.

2151321332503 is a deficient number, since it is larger than the sum of its proper divisors (307563717769).

2151321332503 is a wasteful number, since it uses less digits than its factorization.

2151321332503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29012361.

The product of its (nonzero) digits is 16200, while the sum is 31.

The spelling of 2151321332503 in words is "two trillion, one hundred fifty-one billion, three hundred twenty-one million, three hundred thirty-two thousand, five hundred three".