1021011100201 has 16 divisors (see below), whose sum is σ = 1060928015616. Its totient is φ = 981816640000.

The previous prime is 1021011100189. The next prime is 1021011100243. The reversal of 1021011100201 is 1020011101201.

It is a cyclic number.

It is not a de Polignac number, because 1021011100201 - 2⁵ = 1021011100169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021011100801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11340081 + ... + 11429761.

It is an arithmetic number, because the mean of its divisors is an integer number (66308000976).

Almost surely, 2^{1021011100201} is an apocalyptic number.

It is an amenable number.

1021011100201 is a deficient number, since it is larger than the sum of its proper divisors (39916915415).

1021011100201 is an equidigital number, since it uses as much as digits as its factorization.

1021011100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93704.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1021011100201 its reverse (1020011101201), we get a palindrome (2041022201402).

The spelling of 1021011100201 in words is "one trillion, twenty-one billion, eleven million, one hundred thousand, two hundred one".