1202113423423 has 16 divisors (see below), whose sum is σ = 1389329901216. Its totient is φ = 1027959229440.

The previous prime is 1202113423421. The next prime is 1202113423453. The reversal of 1202113423423 is 3243243112021.

It is not a de Polignac number, because 1202113423423 - 2¹ = 1202113423421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1202113423391 and 1202113423400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202113423421) 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, 1505736 + ... + 2161357.

It is an arithmetic number, because the mean of its divisors is an integer number (86833118826).

Almost surely, 2^{1202113423423} is an apocalyptic number.

1202113423423 is a deficient number, since it is larger than the sum of its proper divisors (187216477793).

1202113423423 is a wasteful number, since it uses less digits than its factorization.

1202113423423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3668874.

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

Adding to 1202113423423 its reverse (3243243112021), we get a palindrome (4445356535444).

The spelling of 1202113423423 in words is "one trillion, two hundred two billion, one hundred thirteen million, four hundred twenty-three thousand, four hundred twenty-three".