10110111121001 has 4 divisors (see below), whose sum is σ = 10187287541904. Its totient is φ = 10032934700100.

The previous prime is 10110111120979. The next prime is 10110111121031. The reversal of 10110111121001 is 10012111101101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10110111121001 - 2²⁶ = 10110044012137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10110111121031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38588210255 + ... + 38588210516.

It is an arithmetic number, because the mean of its divisors is an integer number (2546821885476).

Almost surely, 2^{10110111121001} is an apocalyptic number.

It is an amenable number.

10110111121001 is a deficient number, since it is larger than the sum of its proper divisors (77176420903).

10110111121001 is an equidigital number, since it uses as much as digits as its factorization.

10110111121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77176420902.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 10110111121001 its reverse (10012111101101), we get a palindrome (20122222222102).

It can be divided in two parts, 10110 and 111121001, that added together give a palindrome (111131111).

The spelling of 10110111121001 in words is "ten trillion, one hundred ten billion, one hundred eleven million, one hundred twenty-one thousand, one".