2111211220010 has 16 divisors (see below), whose sum is σ = 3812321352456. Its totient is φ = 841786453248.

The previous prime is 2111211219989. The next prime is 2111211220081. The reversal of 2111211220010 is 100221121112.

It can be written as a sum of positive squares in 4 ways, for example, as 1686494419801 + 424716800209 = 1298651^2 + 651703^2 .

It is a super-2 number, since 2×2111211220010² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337251059 + ... + 337257318.

Almost surely, 2^{2111211220010} is an apocalyptic number.

2111211220010 is a deficient number, since it is larger than the sum of its proper divisors (1701110132446).

2111211220010 is a wasteful number, since it uses less digits than its factorization.

2111211220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674508697.

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

Adding to 2111211220010 its reverse (100221121112), we get a palindrome (2211432341122).

The spelling of 2111211220010 in words is "two trillion, one hundred eleven billion, two hundred eleven million, two hundred twenty thousand, ten".