101211265423 has 8 divisors (see below), whose sum is σ = 105955774848. Its totient is φ = 96495424344.

The previous prime is 101211265417. The next prime is 101211265489. The reversal of 101211265423 is 324562112101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101211265423 - 2⁵ = 101211265391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101211265391 and 101211265400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211265223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7159861 + ... + 7173982.

It is an arithmetic number, because the mean of its divisors is an integer number (13244471856).

Almost surely, 2^101211265423 is an apocalyptic number.

101211265423 is a deficient number, since it is larger than the sum of its proper divisors (4744509425).

101211265423 is a wasteful number, since it uses less digits than its factorization.

101211265423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14334173.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 101211265423 its reverse (324562112101), we get a palindrome (425773377524).

The spelling of 101211265423 in words is "one hundred one billion, two hundred eleven million, two hundred sixty-five thousand, four hundred twenty-three".