101101001210021 has 8 divisors (see below), whose sum is σ = 101811697306944. Its totient is φ = 100390846600800.

The previous prime is 101101001209981. The next prime is 101101001210023. The reversal of 101101001210021 is 120012100101101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101101001210021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101101001209984 and 101101001210011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101101001210023) 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, 134997191 + ... + 135744036.

It is an arithmetic number, because the mean of its divisors is an integer number (12726462163368).

Almost surely, 2^{101101001210021} is an apocalyptic number.

It is an amenable number.

101101001210021 is a deficient number, since it is larger than the sum of its proper divisors (710696096923).

101101001210021 is a wasteful number, since it uses less digits than its factorization.

101101001210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270743851.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101101001210021 its reverse (120012100101101), we get a palindrome (221113101311122).

The spelling of 101101001210021 in words is "one hundred one trillion, one hundred one billion, one million, two hundred ten thousand, twenty-one".