10211111023 has 8 divisors (see below), whose sum is σ = 10344862208. Its totient is φ = 10078193664.

The previous prime is 10211111011. The next prime is 10211111041. The reversal of 10211111023 is 32011111201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10211111023 - 2⁵ = 10211110991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10211110994 and 10211111012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211115023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183786 + ... + 232807.

It is an arithmetic number, because the mean of its divisors is an integer number (1293107776).

Almost surely, 2^10211111023 is an apocalyptic number.

10211111023 is a deficient number, since it is larger than the sum of its proper divisors (133751185).

10211111023 is a wasteful number, since it uses less digits than its factorization.

10211111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416913.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10211111023 its reverse (32011111201), we get a palindrome (42222222224).

The spelling of 10211111023 in words is "ten billion, two hundred eleven million, one hundred eleven thousand, twenty-three".