2120022123011 has 16 divisors (see below), whose sum is σ = 2310712427520. Its totient is φ = 1933278477600.

The previous prime is 2120022122987. The next prime is 2120022123061. The reversal of 2120022123011 is 1103212200212.

It is a cyclic number.

It is not a de Polignac number, because 2120022123011 - 2²⁶ = 2119955014147 is a prime.

It is a super-2 number, since 2×2120022123011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120022123061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45034436 + ... + 45081486.

It is an arithmetic number, because the mean of its divisors is an integer number (144419526720).

Almost surely, 2^{2120022123011} is an apocalyptic number.

2120022123011 is a deficient number, since it is larger than the sum of its proper divisors (190690304509).

2120022123011 is a wasteful number, since it uses less digits than its factorization.

2120022123011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88906.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2120022123011 its reverse (1103212200212), we get a palindrome (3223234323223).

The spelling of 2120022123011 in words is "two trillion, one hundred twenty billion, twenty-two million, one hundred twenty-three thousand, eleven".