110100021210021 has 8 divisors (see below), whose sum is σ = 146805742002400. Its totient is φ = 73397157278832.

The previous prime is 110100021210017. The next prime is 110100021210029. The reversal of 110100021210021 is 120012120001011.

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

It is not a de Polignac number, because 110100021210021 - 2² = 110100021210017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110100021209979 and 110100021210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110100021210029) 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, 714125371 + ... + 714279528.

It is an arithmetic number, because the mean of its divisors is an integer number (18350717750300).

Almost surely, 2^{110100021210021} is an apocalyptic number.

It is an amenable number.

110100021210021 is a deficient number, since it is larger than the sum of its proper divisors (36705720792379).

110100021210021 is a wasteful number, since it uses less digits than its factorization.

110100021210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428430595.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110100021210021 its reverse (120012120001011), we get a palindrome (230112141211032).

The spelling of 110100021210021 in words is "one hundred ten trillion, one hundred billion, twenty-one million, two hundred ten thousand, twenty-one".