1022201003 has 4 divisors (see below), whose sum is σ = 1026785088. Its totient is φ = 1017616920.

The previous prime is 1022200981. The next prime is 1022201017. The reversal of 1022201003 is 3001022201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3001022201 = 3181 ⋅943421.

It is a cyclic number.

It is not a de Polignac number, because 1022201003 - 2²⁴ = 1005423787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022201023) 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, 2291708 + ... + 2292153.

It is an arithmetic number, because the mean of its divisors is an integer number (256696272).

Almost surely, 2^1022201003 is an apocalyptic number.

1022201003 is a deficient number, since it is larger than the sum of its proper divisors (4584085).

1022201003 is an equidigital number, since it uses as much as digits as its factorization.

1022201003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4584084.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1022201003 is about 31971.8783151694. The cubic root of 1022201003 is about 1007.3462350126.

Adding to 1022201003 its reverse (3001022201), we get a palindrome (4023223204).

The spelling of 1022201003 in words is "one billion, twenty-two million, two hundred one thousand, three".