10100231121 has 4 divisors (see below), whose sum is σ = 13466974832. Its totient is φ = 6733487412.

The previous prime is 10100231107. The next prime is 10100231129. The reversal of 10100231121 is 12113200101.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12113200101 = 3 ⋅4037733367.

It is not a de Polignac number, because 10100231121 - 2¹³ = 10100222929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10100231097 and 10100231106.

It is not an unprimeable number, because it can be changed into a prime (10100231129) 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, 1683371851 + ... + 1683371856.

It is an arithmetic number, because the mean of its divisors is an integer number (3366743708).

Almost surely, 2^10100231121 is an apocalyptic number.

It is an amenable number.

10100231121 is a deficient number, since it is larger than the sum of its proper divisors (3366743711).

10100231121 is an equidigital number, since it uses as much as digits as its factorization.

10100231121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366743710.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10100231121 its reverse (12113200101), we get a palindrome (22213431222).

The spelling of 10100231121 in words is "ten billion, one hundred million, two hundred thirty-one thousand, one hundred twenty-one".