22001200209999 has 40 divisors (see below), whose sum is σ = 35029743157728. Its totient is φ = 13713252825600.

The previous prime is 22001200209973. The next prime is 22001200210013. The reversal of 22001200209999 is 99990200210022.

It is not a de Polignac number, because 22001200209999 - 2²⁴ = 22001183432783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001200209799) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 52698142 + ... + 53113995.

Almost surely, 2^{22001200209999} is an apocalyptic number.

22001200209999 is a deficient number, since it is larger than the sum of its proper divisors (13028542947729).

22001200209999 is a wasteful number, since it uses less digits than its factorization.

22001200209999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105812317 (or 105812308 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The spelling of 22001200209999 in words is "twenty-two trillion, one billion, two hundred million, two hundred nine thousand, nine hundred ninety-nine".