11210020121023 has 6 divisors (see below), whose sum is σ = 11490103909232. Its totient is φ = 10936604994480.

The previous prime is 11210020121017. The next prime is 11210020121039. The reversal of 11210020121023 is 32012102001211.

It is not a de Polignac number, because 11210020121023 - 2⁵ = 11210020120991 is a prime.

It is a super-2 number, since 2×11210020121023² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11210020120988 and 11210020121006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210020121123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3334329111 + ... + 3334332472.

Almost surely, 2^{11210020121023} is an apocalyptic number.

11210020121023 is a deficient number, since it is larger than the sum of its proper divisors (280083788209).

11210020121023 is an frugal number, since it uses more digits than its factorization.

11210020121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6668661665 (or 6668661624 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11210020121023 its reverse (32012102001211), we get a palindrome (43222122122234).

The spelling of 11210020121023 in words is "eleven trillion, two hundred ten billion, twenty million, one hundred twenty-one thousand, twenty-three".