126523421102 has 32 divisors (see below), whose sum is σ = 208067850144. Its totient is φ = 57352089600.

The previous prime is 126523421093. The next prime is 126523421131. The reversal of 126523421102 is 201124325621.

126523421102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138902 + ... + 521862.

It is an arithmetic number, because the mean of its divisors is an integer number (6502120317).

Almost surely, 2^126523421102 is an apocalyptic number.

126523421102 is a deficient number, since it is larger than the sum of its proper divisors (81544429042).

126523421102 is a wasteful number, since it uses less digits than its factorization.

126523421102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383204.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 126523421102 its reverse (201124325621), we get a palindrome (327647746723).

The spelling of 126523421102 in words is "one hundred twenty-six billion, five hundred twenty-three million, four hundred twenty-one thousand, one hundred two".