1020201133 has 16 divisors (see below), whose sum is σ = 1220990976. Its totient is φ = 833445360.

The previous prime is 1020201113. The next prime is 1020201137. The reversal of 1020201133 is 3311020201.

It is a cyclic number.

It is not a de Polignac number, because 1020201133 - 2¹⁷ = 1020070061 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 (1020201137) 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, 34368 + ... + 56758.

It is an arithmetic number, because the mean of its divisors is an integer number (76311936).

Almost surely, 2^1020201133 is an apocalyptic number.

It is an amenable number.

1020201133 is a deficient number, since it is larger than the sum of its proper divisors (200789843).

1020201133 is a wasteful number, since it uses less digits than its factorization.

1020201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22704.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1020201133 is about 31940.5875493861. The cubic root of 1020201133 is about 1006.6888702591.

Adding to 1020201133 its reverse (3311020201), we get a palindrome (4331221334).

The spelling of 1020201133 in words is "one billion, twenty million, two hundred one thousand, one hundred thirty-three".