22220212201999 has 16 divisors (see below), whose sum is σ = 25581308354560. Its totient is φ = 18905854857120.

The previous prime is 22220212201931. The next prime is 22220212202009. The reversal of 22220212201999 is 99910221202222.

It is not a de Polignac number, because 22220212201999 - 2¹³ = 22220212193807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220212201919) 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, 4280857 + ... + 7922509.

It is an arithmetic number, because the mean of its divisors is an integer number (1598831772160).

Almost surely, 2^{22220212201999} is an apocalyptic number.

22220212201999 is a deficient number, since it is larger than the sum of its proper divisors (3361096152561).

22220212201999 is a wasteful number, since it uses less digits than its factorization.

22220212201999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648070.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 22220212201999 in words is "twenty-two trillion, two hundred twenty billion, two hundred twelve million, two hundred one thousand, nine hundred ninety-nine".