220101212202009 has 16 divisors (see below), whose sum is σ = 294322017500160. Its totient is φ = 146307788799120.

The previous prime is 220101212201987. The next prime is 220101212202031. The reversal of 220101212202009 is 900202212101022.

It is an interprime number because it is at equal distance from previous prime (220101212201987) and next prime (220101212202031).

It is not a de Polignac number, because 220101212202009 - 2⁴⁷ = 79363723846681 is a prime.

It is a super-2 number, since 2×220101212202009² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220101212202009.

It is not an unprimeable number, because it can be changed into a prime (220101212202049) 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, 62614989 + ... + 66036650.

It is an arithmetic number, because the mean of its divisors is an integer number (18395126093760).

Almost surely, 2^{220101212202009} is an apocalyptic number.

It is an amenable number.

220101212202009 is a deficient number, since it is larger than the sum of its proper divisors (74220805298151).

220101212202009 is a wasteful number, since it uses less digits than its factorization.

220101212202009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128653300.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 220101212202009 in words is "two hundred twenty trillion, one hundred one billion, two hundred twelve million, two hundred two thousand, nine".