101955852563 has 2 divisors, whose sum is σ = 101955852564. Its totient is φ = 101955852562.

The previous prime is 101955852521. The next prime is 101955852613. The reversal of 101955852563 is 365258559101.

It is an a-pointer prime, because the next prime (101955852613) can be obtained adding 101955852563 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101955852563 - 2¹⁶ = 101955787027 is a prime.

It is not a weakly prime, because it can be changed into another prime (101955852503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50977926281 + 50977926282.

It is an arithmetic number, because the mean of its divisors is an integer number (50977926282).

Almost surely, 2^101955852563 is an apocalyptic number.

101955852563 is a deficient number, since it is larger than the sum of its proper divisors (1).

101955852563 is an equidigital number, since it uses as much as digits as its factorization.

101955852563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620000, while the sum is 50.

The spelling of 101955852563 in words is "one hundred one billion, nine hundred fifty-five million, eight hundred fifty-two thousand, five hundred sixty-three".