1100201022 has 32 divisors (see below), whose sum is σ = 2474357760. Its totient is φ = 362313720.

The previous prime is 1100201017. The next prime is 1100201027. The reversal of 1100201022 is 2201020011.

It is an interprime number because it is at equal distance from previous prime (1100201017) and next prime (1100201027).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1100200995 and 1100201013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100201027) 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, 118254 + ... + 127217.

It is an arithmetic number, because the mean of its divisors is an integer number (77323680).

Almost surely, 2^1100201022 is an apocalyptic number.

1100201022 is an abundant number, since it is smaller than the sum of its proper divisors (1374156738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100201022 is a wasteful number, since it uses less digits than its factorization.

1100201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245565 (or 245559 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1100201022 is about 33169.2782857873. The cubic root of 1100201022 is about 1032.3429937515.

Adding to 1100201022 its reverse (2201020011), we get a palindrome (3301221033).

The spelling of 1100201022 in words is "one billion, one hundred million, two hundred one thousand, twenty-two".