10202423111 has 2 divisors, whose sum is σ = 10202423112. Its totient is φ = 10202423110.

The previous prime is 10202423107. The next prime is 10202423137. The reversal of 10202423111 is 11132420201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10202423111 - 2² = 10202423107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10202423111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202423611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101211555 + 5101211556.

It is an arithmetic number, because the mean of its divisors is an integer number (5101211556).

Almost surely, 2^10202423111 is an apocalyptic number.

10202423111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202423111 is an equidigital number, since it uses as much as digits as its factorization.

10202423111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10202423111 its reverse (11132420201), we get a palindrome (21334843312).

The spelling of 10202423111 in words is "ten billion, two hundred two million, four hundred twenty-three thousand, one hundred eleven".