20202222010985 has 32 divisors (see below), whose sum is σ = 27770311019520. Its totient is φ = 13820784671232.

The previous prime is 20202222010903. The next prime is 20202222011017. The reversal of 20202222010985 is 58901022220202.

It is not a de Polignac number, because 20202222010985 - 2¹⁰ = 20202222009961 is a prime.

It is a super-2 number, since 2×20202222010985² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26850992 + ... + 27593118.

It is an arithmetic number, because the mean of its divisors is an integer number (867822219360).

Almost surely, 2^{20202222010985} is an apocalyptic number.

It is an amenable number.

20202222010985 is a deficient number, since it is larger than the sum of its proper divisors (7568089008535).

20202222010985 is a wasteful number, since it uses less digits than its factorization.

20202222010985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743945.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 20202222010985 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, ten thousand, nine hundred eighty-five".