10100010221021 has 8 divisors (see below), whose sum is σ = 11544293758464. Its totient is φ = 8656082917200.

The previous prime is 10100010220969. The next prime is 10100010221057. The reversal of 10100010221021 is 12012201000101.

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-10100010221021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10100010220993 and 10100010221011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100010281021) 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, 88997645 + ... + 89111058.

It is an arithmetic number, because the mean of its divisors is an integer number (1443036719808).

Almost surely, 2^{10100010221021} is an apocalyptic number.

It is an amenable number.

10100010221021 is a deficient number, since it is larger than the sum of its proper divisors (1444283537443).

10100010221021 is an equidigital number, since it uses as much as digits as its factorization.

10100010221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178116811.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10100010221021 its reverse (12012201000101), we get a palindrome (22112211221122).

The spelling of 10100010221021 in words is "ten trillion, one hundred billion, ten million, two hundred twenty-one thousand, twenty-one".