523200233012122 has 4 divisors (see below), whose sum is σ = 784800349518186. Its totient is φ = 261600116506060.

The previous prime is 523200233012071. The next prime is 523200233012141. The reversal of 523200233012122 is 221210332002325.

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

It can be written as a sum of positive squares in only one way, i.e., 393874869530961 + 129325363481161 = 19846281^2 + 11372131^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130800058253029 + ... + 130800058253032.

Almost surely, 2^{523200233012122} is an apocalyptic number.

523200233012122 is a deficient number, since it is larger than the sum of its proper divisors (261600116506064).

523200233012122 is a wasteful number, since it uses less digits than its factorization.

523200233012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261600116506063.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 523200233012122 its reverse (221210332002325), we get a palindrome (744410565014447).

The spelling of 523200233012122 in words is "five hundred twenty-three trillion, two hundred billion, two hundred thirty-three million, twelve thousand, one hundred twenty-two".