101110202421 has 8 divisors (see below), whose sum is σ = 134839604640. Its totient is φ = 67393800912.

The previous prime is 101110202357. The next prime is 101110202447. The reversal of 101110202421 is 124202011101.

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

It is not a de Polignac number, because 101110202421 - 2⁶ = 101110202357 is a prime.

It is a super-2 number, since 2×101110202421² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 101110202421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101110202471) 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, 3232015 + ... + 3263148.

It is an arithmetic number, because the mean of its divisors is an integer number (16854950580).

Almost surely, 2^101110202421 is an apocalyptic number.

It is an amenable number.

101110202421 is a deficient number, since it is larger than the sum of its proper divisors (33729402219).

101110202421 is an equidigital number, since it uses as much as digits as its factorization.

101110202421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500355.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101110202421 its reverse (124202011101), we get a palindrome (225312213522).

The spelling of 101110202421 in words is "one hundred one billion, one hundred ten million, two hundred two thousand, four hundred twenty-one".