10999999970231 has 2 divisors, whose sum is σ = 10999999970232. Its totient is φ = 10999999970230.

The previous prime is 10999999970213. The next prime is 10999999970237. The reversal of 10999999970231 is 13207999999901.

Together with previous prime (10999999970213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10999999970231 - 2¹⁰ = 10999999969207 is a prime.

It is a super-2 number, since 2×10999999970231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10999999970237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5499999985115 + 5499999985116.

It is an arithmetic number, because the mean of its divisors is an integer number (5499999985116).

Almost surely, 2^{10999999970231} is an apocalyptic number.

10999999970231 is a deficient number, since it is larger than the sum of its proper divisors (1).

10999999970231 is an equidigital number, since it uses as much as digits as its factorization.

10999999970231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200884698, while the sum is 77.

The spelling of 10999999970231 in words is "ten trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred seventy thousand, two hundred thirty-one".