2101201221110 has 32 divisors (see below), whose sum is σ = 4004718084000. Its totient is φ = 791025495552.

The previous prime is 2101201221101. The next prime is 2101201221137. The reversal of 2101201221110 is 111221021012.

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, 13650797 + ... + 13803863.

It is an arithmetic number, because the mean of its divisors is an integer number (125147440125).

Almost surely, 2^{2101201221110} is an apocalyptic number.

2101201221110 is a deficient number, since it is larger than the sum of its proper divisors (1903516862890).

2101201221110 is a wasteful number, since it uses less digits than its factorization.

2101201221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233840.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2101201221110 its reverse (111221021012), we get a palindrome (2212422242122).

The spelling of 2101201221110 in words is "two trillion, one hundred one billion, two hundred one million, two hundred twenty-one thousand, one hundred ten".