10211231033123 has 4 divisors (see below), whose sum is σ = 10214269189128. Its totient is φ = 10208192877120.

The previous prime is 10211231033099. The next prime is 10211231033219. The reversal of 10211231033123 is 32133013211201.

10211231033123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10211231033123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211231033023) 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, 1519072961 + ... + 1519079682.

It is an arithmetic number, because the mean of its divisors is an integer number (2553567297282).

Almost surely, 2^{10211231033123} is an apocalyptic number.

10211231033123 is a deficient number, since it is larger than the sum of its proper divisors (3038156005).

10211231033123 is an equidigital number, since it uses as much as digits as its factorization.

10211231033123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3038156004.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 10211231033123 its reverse (32133013211201), we get a palindrome (42344244244324).

The spelling of 10211231033123 in words is "ten trillion, two hundred eleven billion, two hundred thirty-one million, thirty-three thousand, one hundred twenty-three".