201101022210 has 128 divisors (see below), whose sum is σ = 532102348800. Its totient is φ = 48237344000.

The previous prime is 201101022197. The next prime is 201101022223. The reversal of 201101022210 is 12220101102.

It is an interprime number because it is at equal distance from previous prime (201101022197) and next prime (201101022223).

It is a super-2 number, since 2×201101022210² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12923935 + ... + 12939485.

It is an arithmetic number, because the mean of its divisors is an integer number (4157049600).

Almost surely, 2^201101022210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201101022210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266051174400).

201101022210 is an abundant number, since it is smaller than the sum of its proper divisors (331001326590).

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

201101022210 is a wasteful number, since it uses less digits than its factorization.

201101022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15984.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201101022210 its reverse (12220101102), we get a palindrome (213321123312).

The spelling of 201101022210 in words is "two hundred one billion, one hundred one million, twenty-two thousand, two hundred ten".