31143100202203 has 8 divisors (see below), whose sum is σ = 33974567262576. Its totient is φ = 28311679164000.

The previous prime is 31143100202167. The next prime is 31143100202261. The reversal of 31143100202203 is 30220200134113.

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

It is a cyclic number.

It is not a de Polignac number, because 31143100202203 - 2¹⁷ = 31143100071131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31143100202503) 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, 10082976 + ... + 12804397.

It is an arithmetic number, because the mean of its divisors is an integer number (4246820907822).

Almost surely, 2^{31143100202203} is an apocalyptic number.

31143100202203 is a deficient number, since it is larger than the sum of its proper divisors (2831467060373).

31143100202203 is a wasteful number, since it uses less digits than its factorization.

31143100202203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23011085.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 31143100202203 its reverse (30220200134113), we get a palindrome (61363300336316).

The spelling of 31143100202203 in words is "thirty-one trillion, one hundred forty-three billion, one hundred million, two hundred two thousand, two hundred three".