1010022201 has 24 divisors (see below), whose sum is σ = 1485087240. Its totient is φ = 661305600.

The previous prime is 1010022187. The next prime is 1010022217. The reversal of 1010022201 is 1022200101.

It can be written as a sum of positive squares in 4 ways, for example, as 39388176 + 970634025 = 6276^2 + 31155^2 .

It is not a de Polignac number, because 1010022201 - 2¹¹ = 1010020153 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1010022271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 586021 + ... + 587741.

It is an arithmetic number, because the mean of its divisors is an integer number (61878635).

Almost surely, 2^1010022201 is an apocalyptic number.

It is an amenable number.

1010022201 is a deficient number, since it is larger than the sum of its proper divisors (475065039).

1010022201 is a wasteful number, since it uses less digits than its factorization.

1010022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857 (or 2854 counting only the distinct ones).

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

The square root of 1010022201 is about 31780.8464487653. The cubic root of 1010022201 is about 1003.3296348935.

Adding to 1010022201 its reverse (1022200101), we get a palindrome (2032222302).

The spelling of 1010022201 in words is "one billion, ten million, twenty-two thousand, two hundred one".