10110100121 has 8 divisors (see below), whose sum is σ = 11030412288. Its totient is φ = 9189990000.

The previous prime is 10110100093. The next prime is 10110100123. The reversal of 10110100121 is 12100101101.

It is a happy number.

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 10110100121 - 2⁶ = 10110100057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10110100099 and 10110100108.

It is not an unprimeable number, because it can be changed into a prime (10110100123) 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, 65771 + ... + 156671.

It is an arithmetic number, because the mean of its divisors is an integer number (1378801536).

Almost surely, 2^10110100121 is an apocalyptic number.

10110100121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10110100121 is a deficient number, since it is larger than the sum of its proper divisors (920312167).

10110100121 is a wasteful number, since it uses less digits than its factorization.

10110100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101023.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10110100121 its reverse (12100101101), we get a palindrome (22210201222).

The spelling of 10110100121 in words is "ten billion, one hundred ten million, one hundred thousand, one hundred twenty-one".