2111220010 has 64 divisors (see below), whose sum is σ = 4027708800. Its totient is φ = 795578112.

The previous prime is 2111219983. The next prime is 2111220029. The reversal of 2111220010 is 100221112.

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 31 ways as a sum of consecutive naturals, for example, 2788552 + ... + 2789308.

It is an arithmetic number, because the mean of its divisors is an integer number (62932950).

Almost surely, 2^2111220010 is an apocalyptic number.

2111220010 is a deficient number, since it is larger than the sum of its proper divisors (1916488790).

2111220010 is a wasteful number, since it uses less digits than its factorization.

2111220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015.

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

The square root of 2111220010 is about 45948.0142117154. The cubic root of 2111220010 is about 1282.8557678093.

Adding to 2111220010 its reverse (100221112), we get a palindrome (2211441122).

It can be divided in two parts, 211 and 1220010, that added together give a palindrome (1220221).

The spelling of 2111220010 in words is "two billion, one hundred eleven million, two hundred twenty thousand, ten".