2145156312230 has 16 divisors (see below), whose sum is σ = 3910158342720. Its totient is φ = 847200973632.

The previous prime is 2145156312209. The next prime is 2145156312307. The reversal of 2145156312230 is 322136515412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357693079 + ... + 1357694658.

It is an arithmetic number, because the mean of its divisors is an integer number (244384896420).

Almost surely, 2^{2145156312230} is an apocalyptic number.

2145156312230 is a deficient number, since it is larger than the sum of its proper divisors (1765002030490).

2145156312230 is a wasteful number, since it uses less digits than its factorization.

2145156312230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715387823.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 2145156312230 in words is "two trillion, one hundred forty-five billion, one hundred fifty-six million, three hundred twelve thousand, two hundred thirty".