201202211000220 has 48 divisors (see below), whose sum is σ = 563979211837440. Its totient is φ = 53595539977536.

The previous prime is 201202211000173. The next prime is 201202211000243. The reversal of 201202211000220 is 22000112202102.

It is a super-2 number, since 2×201202211000220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201202211000220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1824411772 + ... + 1824522051.

It is an arithmetic number, because the mean of its divisors is an integer number (11749566913280).

Almost surely, 2^{201202211000220} is an apocalyptic number.

201202211000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201202211000220 is an abundant number, since it is smaller than the sum of its proper divisors (362777000837220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201202211000220 is a wasteful number, since it uses less digits than its factorization.

201202211000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648934754 (or 3648934752 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201202211000220 its reverse (22000112202102), we get a palindrome (223202323202322).

The spelling of 201202211000220 in words is "two hundred one trillion, two hundred two billion, two hundred eleven million, two hundred twenty", and thus it is an aban number.