105156212663 has 2 divisors, whose sum is σ = 105156212664. Its totient is φ = 105156212662.

The previous prime is 105156212653. The next prime is 105156212687. The reversal of 105156212663 is 366212651501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105156212663 - 2⁴ = 105156212647 is a prime.

It is a super-2 number, since 2×105156212663² (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 (105156212653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52578106331 + 52578106332.

It is an arithmetic number, because the mean of its divisors is an integer number (52578106332).

Almost surely, 2^105156212663 is an apocalyptic number.

105156212663 is a deficient number, since it is larger than the sum of its proper divisors (1).

105156212663 is an equidigital number, since it uses as much as digits as its factorization.

105156212663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 105156212663 in words is "one hundred five billion, one hundred fifty-six million, two hundred twelve thousand, six hundred sixty-three".