2131023212203 has 2 divisors, whose sum is σ = 2131023212204. Its totient is φ = 2131023212202.

The previous prime is 2131023212173. The next prime is 2131023212249. The reversal of 2131023212203 is 3022123201312.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2131023212203 is a prime.

It is a super-2 number, since 2×2131023212203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2131023212503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065511606101 + 1065511606102.

It is an arithmetic number, because the mean of its divisors is an integer number (1065511606102).

Almost surely, 2^{2131023212203} is an apocalyptic number.

2131023212203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131023212203 is an equidigital number, since it uses as much as digits as its factorization.

2131023212203 is an evil number, because the sum of its binary digits is even.

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

Adding to 2131023212203 its reverse (3022123201312), we get a palindrome (5153146413515).

The spelling of 2131023212203 in words is "two trillion, one hundred thirty-one billion, twenty-three million, two hundred twelve thousand, two hundred three".