2120220110023 has 4 divisors (see below), whose sum is σ = 2151865186360. Its totient is φ = 2088575033688.

The previous prime is 2120220109991. The next prime is 2120220110077. The reversal of 2120220110023 is 3200110220212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2120220110023 - 2⁵ = 2120220109991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120220109979 and 2120220110006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120220110083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15822538068 + ... + 15822538201.

It is an arithmetic number, because the mean of its divisors is an integer number (537966296590).

Almost surely, 2^{2120220110023} is an apocalyptic number.

2120220110023 is a deficient number, since it is larger than the sum of its proper divisors (31645076337).

2120220110023 is an equidigital number, since it uses as much as digits as its factorization.

2120220110023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31645076336.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2120220110023 its reverse (3200110220212), we get a palindrome (5320330330235).

The spelling of 2120220110023 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred ten thousand, twenty-three".