2203149317929 has 4 divisors (see below), whose sum is σ = 2517884934784. Its totient is φ = 1888413701076.

The previous prime is 2203149317923. The next prime is 2203149317977. The reversal of 2203149317929 is 9297139413022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2203149317929 - 2¹⁷ = 2203149186857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203149317923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157367808417 + ... + 157367808430.

It is an arithmetic number, because the mean of its divisors is an integer number (629471233696).

Almost surely, 2^{2203149317929} is an apocalyptic number.

It is an amenable number.

2203149317929 is a deficient number, since it is larger than the sum of its proper divisors (314735616855).

2203149317929 is an equidigital number, since it uses as much as digits as its factorization.

2203149317929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314735616854.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 2203149317929 in words is "two trillion, two hundred three billion, one hundred forty-nine million, three hundred seventeen thousand, nine hundred twenty-nine".