2101022010001 has 8 divisors (see below), whose sum is σ = 2156064402240. Its totient is φ = 2046550005552.

The previous prime is 2101022009963. The next prime is 2101022010007. The reversal of 2101022010001 is 1000102201012.

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 2101022010001 - 2¹³ = 2101022001809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2101022010001.

It is not an unprimeable number, because it can be changed into a prime (2101022010007) 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, 142589485 + ... + 142604218.

It is an arithmetic number, because the mean of its divisors is an integer number (269508050280).

Almost surely, 2^{2101022010001} is an apocalyptic number.

It is an amenable number.

2101022010001 is a deficient number, since it is larger than the sum of its proper divisors (55042392239).

2101022010001 is a wasteful number, since it uses less digits than its factorization.

2101022010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285193895.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2101022010001 its reverse (1000102201012), we get a palindrome (3101124211013).

The spelling of 2101022010001 in words is "two trillion, one hundred one billion, twenty-two million, ten thousand, one".