10211102212123 has 8 divisors (see below), whose sum is σ = 10749085401600. Its totient is φ = 9673174698408.

The previous prime is 10211102212067. The next prime is 10211102212133. The reversal of 10211102212123 is 32121220111201.

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 10211102212123 - 2¹³ = 10211102203931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10211102212123.

It is not an unprimeable number, because it can be changed into a prime (10211102212133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13542211 + ... + 14276332.

It is an arithmetic number, because the mean of its divisors is an integer number (1343635675200).

Almost surely, 2^{10211102212123} is an apocalyptic number.

10211102212123 is a deficient number, since it is larger than the sum of its proper divisors (537983189477).

10211102212123 is a wasteful number, since it uses less digits than its factorization.

10211102212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27837881.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 10211102212123 its reverse (32121220111201), we get a palindrome (42332322323324).

The spelling of 10211102212123 in words is "ten trillion, two hundred eleven billion, one hundred two million, two hundred twelve thousand, one hundred twenty-three".