1022011201 has 4 divisors (see below), whose sum is σ = 1025622832. Its totient is φ = 1018399572.

The previous prime is 1022011183. The next prime is 1022011213. The reversal of 1022011201 is 1021102201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1022011201 - 2¹⁷ = 1021880129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022011801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1805391 + ... + 1805956.

It is an arithmetic number, because the mean of its divisors is an integer number (256405708).

Almost surely, 2^1022011201 is an apocalyptic number.

It is an amenable number.

1022011201 is a deficient number, since it is larger than the sum of its proper divisors (3611631).

1022011201 is an equidigital number, since it uses as much as digits as its factorization.

1022011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3611630.

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

The square root of 1022011201 is about 31968.9099126010. The cubic root of 1022011201 is about 1007.2838832297.

Adding to 1022011201 its reverse (1021102201), we get a palindrome (2043113402).

The spelling of 1022011201 in words is "one billion, twenty-two million, eleven thousand, two hundred one".