11211010023 has 16 divisors (see below), whose sum is σ = 15241032576. Its totient is φ = 7327700640.

The previous prime is 11211009977. The next prime is 11211010033. The reversal of 11211010023 is 32001011211.

It is not a de Polignac number, because 11211010023 - 2⁶ = 11211009959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11211009990 and 11211010008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211010033) 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, 202188 + ... + 251598.

It is an arithmetic number, because the mean of its divisors is an integer number (952564536).

Almost surely, 2^11211010023 is an apocalyptic number.

11211010023 is a deficient number, since it is larger than the sum of its proper divisors (4030022553).

11211010023 is a wasteful number, since it uses less digits than its factorization.

11211010023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50894.

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

Adding to 11211010023 its reverse (32001011211), we get a palindrome (43212021234).

The spelling of 11211010023 in words is "eleven billion, two hundred eleven million, ten thousand, twenty-three".