222121502119999 has 16 divisors (see below), whose sum is σ = 233665198937280. Its totient is φ = 210739748693760.

The previous prime is 222121502119987. The next prime is 222121502120009. The reversal of 222121502119999 is 999911205121222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222121502119999 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 (222121502119919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51998472 + ... + 56107789.

It is an arithmetic number, because the mean of its divisors is an integer number (14604074933580).

Almost surely, 2^{222121502119999} is an apocalyptic number.

222121502119999 is a deficient number, since it is larger than the sum of its proper divisors (11543696817281).

222121502119999 is a wasteful number, since it uses less digits than its factorization.

222121502119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108107010.

The product of its (nonzero) digits is 1049760, while the sum is 55.

The spelling of 222121502119999 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, five hundred two million, one hundred nineteen thousand, nine hundred ninety-nine".