10212011331023 has 4 divisors (see below), whose sum is σ = 10248877798200. Its totient is φ = 10175144863848.

The previous prime is 10212011330993. The next prime is 10212011331091. The reversal of 10212011331023 is 32013311021201.

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 10212011331023 - 2¹² = 10212011326927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10212011330986 and 10212011331004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212011334023) 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, 18433233173 + ... + 18433233726.

It is an arithmetic number, because the mean of its divisors is an integer number (2562219449550).

Almost surely, 2^{10212011331023} is an apocalyptic number.

10212011331023 is a deficient number, since it is larger than the sum of its proper divisors (36866467177).

10212011331023 is an equidigital number, since it uses as much as digits as its factorization.

10212011331023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36866467176.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 10212011331023 its reverse (32013311021201), we get a palindrome (42225322352224).

The spelling of 10212011331023 in words is "ten trillion, two hundred twelve billion, eleven million, three hundred thirty-one thousand, twenty-three".