101952864869 has 2 divisors, whose sum is σ = 101952864870. Its totient is φ = 101952864868.

The previous prime is 101952864787. The next prime is 101952864889. The reversal of 101952864869 is 968468259101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70045974244 + 31906890625 = 264662^2 + 178625^2 .

It is a cyclic number.

It is not a de Polignac number, because 101952864869 - 2¹² = 101952860773 is a prime.

It is a super-2 number, since 2×101952864869² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101952864889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50976432434 + 50976432435.

It is an arithmetic number, because the mean of its divisors is an integer number (50976432435).

Almost surely, 2^101952864869 is an apocalyptic number.

It is an amenable number.

101952864869 is a deficient number, since it is larger than the sum of its proper divisors (1).

101952864869 is an equidigital number, since it uses as much as digits as its factorization.

101952864869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 101952864869 in words is "one hundred one billion, nine hundred fifty-two million, eight hundred sixty-four thousand, eight hundred sixty-nine".