2131022543093 has 2 divisors, whose sum is σ = 2131022543094. Its totient is φ = 2131022543092.

The previous prime is 2131022543057. The next prime is 2131022543107. The reversal of 2131022543093 is 3903452201312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1695730048804 + 435292494289 = 1302202^2 + 659767^2 .

It is a cyclic number.

It is not a de Polignac number, because 2131022543093 - 2⁸ = 2131022542837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2131022540093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065511271546 + 1065511271547.

It is an arithmetic number, because the mean of its divisors is an integer number (1065511271547).

Almost surely, 2^{2131022543093} is an apocalyptic number.

It is an amenable number.

2131022543093 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131022543093 is an equidigital number, since it uses as much as digits as its factorization.

2131022543093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 2131022543093 in words is "two trillion, one hundred thirty-one billion, twenty-two million, five hundred forty-three thousand, ninety-three".