2120212222011 has 96 divisors (see below), whose sum is σ = 3501573467392. Its totient is φ = 1273757788800.

The previous prime is 2120212222003. The next prime is 2120212222019. The reversal of 2120212222011 is 1102222120212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2120212222003) and next prime (2120212222019).

It is not a de Polignac number, because 2120212222011 - 2³ = 2120212222003 is a prime.

It is a super-3 number, since 3×2120212222011³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120212222019) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 523377936 + ... + 523381986.

Almost surely, 2^{2120212222011} is an apocalyptic number.

2120212222011 is a deficient number, since it is larger than the sum of its proper divisors (1381361245381).

2120212222011 is a wasteful number, since it uses less digits than its factorization.

2120212222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7975 (or 7963 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2120212222011 its reverse (1102222120212), we get a palindrome (3222434342223).

The spelling of 2120212222011 in words is "two trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty-two thousand, eleven".