1200235513426 has 32 divisors (see below), whose sum is σ = 1815360465600. Its totient is φ = 595137445056.

The previous prime is 1200235513387. The next prime is 1200235513469. The reversal of 1200235513426 is 6243155320021.

It is a junction number, because it is equal to n+sod(n) for n = 1200235513391 and 1200235513400.

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, 422170761 + ... + 422173603.

It is an arithmetic number, because the mean of its divisors is an integer number (56730014550).

Almost surely, 2^{1200235513426} is an apocalyptic number.

1200235513426 is a deficient number, since it is larger than the sum of its proper divisors (615124952174).

1200235513426 is a wasteful number, since it uses less digits than its factorization.

1200235513426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 1200235513426 in words is "one trillion, two hundred billion, two hundred thirty-five million, five hundred thirteen thousand, four hundred twenty-six".