1002010221101 has 8 divisors (see below), whose sum is σ = 1045624192704. Its totient is φ = 958400275360.

The previous prime is 1002010221097. The next prime is 1002010221103. The reversal of 1002010221101 is 1011220102001.

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 1002010221101 - 2² = 1002010221097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002010221103) 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, 492251 + ... + 1498776.

It is an arithmetic number, because the mean of its divisors is an integer number (130703024088).

Almost surely, 2^{1002010221101} is an apocalyptic number.

It is an amenable number.

1002010221101 is a deficient number, since it is larger than the sum of its proper divisors (43613971603).

1002010221101 is a wasteful number, since it uses less digits than its factorization.

1002010221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012931.

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

Adding to 1002010221101 its reverse (1011220102001), we get a palindrome (2013230323102).

The spelling of 1002010221101 in words is "one trillion, two billion, ten million, two hundred twenty-one thousand, one hundred one".