214121310999 has 8 divisors (see below), whose sum is σ = 285497763312. Its totient is φ = 142746199680.

The previous prime is 214121310989. The next prime is 214121311009. The reversal of 214121310999 is 999013121412.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (214121310989) and next prime (214121311009).

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

It is not a de Polignac number, because 214121310999 - 2²⁸ = 213852875543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214121310999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214121310989) 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, 129277 + ... + 667049.

It is an arithmetic number, because the mean of its divisors is an integer number (35687220414).

Almost surely, 2^214121310999 is an apocalyptic number.

214121310999 is a deficient number, since it is larger than the sum of its proper divisors (71376452313).

214121310999 is a wasteful number, since it uses less digits than its factorization.

214121310999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670497.

The product of its (nonzero) digits is 34992, while the sum is 42.

The spelling of 214121310999 in words is "two hundred fourteen billion, one hundred twenty-one million, three hundred ten thousand, nine hundred ninety-nine".