1022221134 has 40 divisors (see below), whose sum is σ = 2498767128. Its totient is φ = 309763440.

The previous prime is 1022221127. The next prime is 1022221139. The reversal of 1022221134 is 4311222201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022221139) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 285037 + ... + 288600.

Almost surely, 2^1022221134 is an apocalyptic number.

1022221134 is an abundant number, since it is smaller than the sum of its proper divisors (1476545994).

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

1022221134 is a wasteful number, since it uses less digits than its factorization.

1022221134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573662 (or 573653 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1022221134 is about 31972.1931371622. The cubic root of 1022221134 is about 1007.3528477871.

Adding to 1022221134 its reverse (4311222201), we get a palindrome (5333443335).

The spelling of 1022221134 in words is "one billion, twenty-two million, two hundred twenty-one thousand, one hundred thirty-four".