101121203023 has 2 divisors, whose sum is σ = 101121203024. Its totient is φ = 101121203022.

The previous prime is 101121203017. The next prime is 101121203129. The reversal of 101121203023 is 320302121101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101121203023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101121202988 and 101121203006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101121203923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50560601511 + 50560601512.

It is an arithmetic number, because the mean of its divisors is an integer number (50560601512).

Almost surely, 2^101121203023 is an apocalyptic number.

101121203023 is a deficient number, since it is larger than the sum of its proper divisors (1).

101121203023 is an equidigital number, since it uses as much as digits as its factorization.

101121203023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 101121203023 its reverse (320302121101), we get a palindrome (421423324124).

The spelling of 101121203023 in words is "one hundred one billion, one hundred twenty-one million, two hundred three thousand, twenty-three".