20220220001986 has 32 divisors (see below), whose sum is σ = 31373832124800. Its totient is φ = 9768405713280.

The previous prime is 20220220001963. The next prime is 20220220001987. The reversal of 20220220001986 is 68910002202202.

It is not an unprimeable number, because it can be changed into a prime (20220220001987) 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, 8429286 + ... + 10559038.

It is an arithmetic number, because the mean of its divisors is an integer number (980432253900).

Almost surely, 2^{20220220001986} is an apocalyptic number.

20220220001986 is a deficient number, since it is larger than the sum of its proper divisors (11153612122814).

20220220001986 is a wasteful number, since it uses less digits than its factorization.

20220220001986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131194.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 20220220001986 in words is "twenty trillion, two hundred twenty billion, two hundred twenty million, one thousand, nine hundred eighty-six".