2102231213293 has 2 divisors, whose sum is σ = 2102231213294. Its totient is φ = 2102231213292.

The previous prime is 2102231213279. The next prime is 2102231213321. The reversal of 2102231213293 is 3923121322012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2101563404329 + 667808964 = 1449677^2 + 25842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102231213293 is a prime.

It is a super-3 number, since 3×2102231213293³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102231213263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051115606646 + 1051115606647.

It is an arithmetic number, because the mean of its divisors is an integer number (1051115606647).

Almost surely, 2^{2102231213293} is an apocalyptic number.

It is an amenable number.

2102231213293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102231213293 is an equidigital number, since it uses as much as digits as its factorization.

2102231213293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 2102231213293 in words is "two trillion, one hundred two billion, two hundred thirty-one million, two hundred thirteen thousand, two hundred ninety-three".