1242291268203 has 8 divisors (see below), whose sum is σ = 1656490561488. Its totient is φ = 828143076864.

The previous prime is 1242291268193. The next prime is 1242291268261. The reversal of 1242291268203 is 3028621922421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1242291268203 - 2²⁰ = 1242290219627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1242291268903) 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, 12718726 + ... + 12816027.

It is an arithmetic number, because the mean of its divisors is an integer number (207061320186).

Almost surely, 2^{1242291268203} is an apocalyptic number.

1242291268203 is a deficient number, since it is larger than the sum of its proper divisors (414199293285).

1242291268203 is a wasteful number, since it uses less digits than its factorization.

1242291268203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25550973.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 1242291268203 in words is "one trillion, two hundred forty-two billion, two hundred ninety-one million, two hundred sixty-eight thousand, two hundred three".