2151400402330 has 32 divisors (see below), whose sum is σ = 4042808787600. Its totient is φ = 823262856192.

The previous prime is 2151400402309. The next prime is 2151400402343. The reversal of 2151400402330 is 332040041512.

It can be written as a sum of positive squares in 8 ways, for example, as 445578945289 + 1705821457041 = 667517^2 + 1306071^2 .

It is a super-2 number, since 2×2151400402330² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2151400402295 and 2151400402304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33998767 + ... + 34061986.

Almost surely, 2^{2151400402330} is an apocalyptic number.

2151400402330 is a deficient number, since it is larger than the sum of its proper divisors (1891408385270).

2151400402330 is a wasteful number, since it uses less digits than its factorization.

2151400402330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68060898.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 2151400402330 its reverse (332040041512), we get a palindrome (2483440443842).

The spelling of 2151400402330 in words is "two trillion, one hundred fifty-one billion, four hundred million, four hundred two thousand, three hundred thirty".