22101200111010 has 128 divisors (see below), whose sum is σ = 54582329032704. Its totient is φ = 5723229415680.

The previous prime is 22101200110981. The next prime is 22101200111027. The reversal of 22101200111010 is 1011100210122.

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, 3562982569 + ... + 3562988771.

It is an arithmetic number, because the mean of its divisors is an integer number (426424445568).

Almost surely, 2^{22101200111010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22101200111010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27291164516352).

22101200111010 is an abundant number, since it is smaller than the sum of its proper divisors (32481128921694).

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

22101200111010 is a wasteful number, since it uses less digits than its factorization.

22101200111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11968.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 22101200111010 its reverse (1011100210122), we get a palindrome (23112300321132).

The spelling of 22101200111010 in words is "twenty-two trillion, one hundred one billion, two hundred million, one hundred eleven thousand, ten".