2201121010 has 32 divisors (see below), whose sum is σ = 4324186944. Its totient is φ = 800040000.

The previous prime is 2201121007. The next prime is 2201121047. The reversal of 2201121010 is 101211022.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 386685 + ... + 392335.

It is an arithmetic number, because the mean of its divisors is an integer number (135130842).

Almost surely, 2^2201121010 is an apocalyptic number.

2201121010 is a deficient number, since it is larger than the sum of its proper divisors (2123065934).

2201121010 is a wasteful number, since it uses less digits than its factorization.

2201121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9210.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2201121010 is about 46916.1060830926. The cubic root of 2201121010 is about 1300.8123147985.

Adding to 2201121010 its reverse (101211022), we get a palindrome (2302332032).

It can be divided in two parts, 220112 and 1010, that added together give a palindrome (221122).

The spelling of 2201121010 in words is "two billion, two hundred one million, one hundred twenty-one thousand, ten".