1010002021201 has 8 divisors (see below), whose sum is σ = 1025760265640. Its totient is φ = 994361816448.

The previous prime is 1010002021181. The next prime is 1010002021219. The reversal of 1010002021201 is 1021202000101.

It can be written as a sum of positive squares in 4 ways, for example, as 22315878225 + 987686142976 = 149385^2 + 993824^2 .

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

It is not a de Polignac number, because 1010002021201 - 2³¹ = 1007854537553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010002028201) 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, 29492676 + ... + 29526901.

It is an arithmetic number, because the mean of its divisors is an integer number (128220033205).

Almost surely, 2^{1010002021201} is an apocalyptic number.

It is an amenable number.

1010002021201 is a deficient number, since it is larger than the sum of its proper divisors (15758244439).

1010002021201 is a wasteful number, since it uses less digits than its factorization.

1010002021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59019843.

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

Adding to 1010002021201 its reverse (1021202000101), we get a palindrome (2031204021302).

The spelling of 1010002021201 in words is "one trillion, ten billion, two million, twenty-one thousand, two hundred one".