220210200101986 has 16 divisors (see below), whose sum is σ = 330340503105144. Its totient is φ = 110096699416704.

The previous prime is 220210200101981. The next prime is 220210200102017. The reversal of 220210200101986 is 689101002012022.

It can be written as a sum of positive squares in 4 ways, for example, as 188382899320225 + 31827300781761 = 13725265^2 + 5641569^2 .

It is a super-2 number, since 2×220210200101986² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220210200101981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2103659080 + ... + 2103763756.

Almost surely, 2^{220210200101986} is an apocalyptic number.

220210200101986 is a deficient number, since it is larger than the sum of its proper divisors (110130303003158).

220210200101986 is a wasteful number, since it uses less digits than its factorization.

220210200101986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174885.

The product of its (nonzero) digits is 6912, while the sum is 34.

The spelling of 220210200101986 in words is "two hundred twenty trillion, two hundred ten billion, two hundred million, one hundred one thousand, nine hundred eighty-six".