1022202444 has 24 divisors (see below), whose sum is σ = 2387305648. Its totient is φ = 340424640.

The previous prime is 1022202443. The next prime is 1022202449. The reversal of 1022202444 is 4442022201.

It is a self number, because there is not a number n which added to its sum of digits gives 1022202444.

It is not an unprimeable number, because it can be changed into a prime (1022202443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24727 + ... + 51534.

Almost surely, 2^1022202444 is an apocalyptic number.

It is an amenable number.

1022202444 is an abundant number, since it is smaller than the sum of its proper divisors (1365103204).

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

1022202444 is a wasteful number, since it uses less digits than its factorization.

1022202444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77385 (or 77383 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 1022202444 is about 31971.9008505907. The cubic root of 1022202444 is about 1007.3467083655.

Adding to 1022202444 its reverse (4442022201), we get a palindrome (5464224645).

The spelling of 1022202444 in words is "one billion, twenty-two million, two hundred two thousand, four hundred forty-four".