121262423023 has 8 divisors (see below), whose sum is σ = 141413904800. Its totient is φ = 103939219440.

The previous prime is 121262422979. The next prime is 121262423041. The reversal of 121262423023 is 320324262121.

It is not a de Polignac number, because 121262423023 - 2⁹ = 121262422511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121262422982 and 121262423000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121262423063) 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, 176767038 + ... + 176767723.

It is an arithmetic number, because the mean of its divisors is an integer number (17676738100).

Almost surely, 2^121262423023 is an apocalyptic number.

121262423023 is a deficient number, since it is larger than the sum of its proper divisors (20151481777).

121262423023 is an frugal number, since it uses more digits than its factorization.

121262423023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353534782 (or 353534768 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 121262423023 its reverse (320324262121), we get a palindrome (441586685144).

The spelling of 121262423023 in words is "one hundred twenty-one billion, two hundred sixty-two million, four hundred twenty-three thousand, twenty-three".