1022212134 has 24 divisors (see below), whose sum is σ = 2245990032. Its totient is φ = 335937840.

The previous prime is 1022212127. The next prime is 1022212151. The reversal of 1022212134 is 4312122201.

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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398649 + ... + 401204.

It is an arithmetic number, because the mean of its divisors is an integer number (93582918).

Almost surely, 2^1022212134 is an apocalyptic number.

1022212134 is an abundant number, since it is smaller than the sum of its proper divisors (1223777898).

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

1022212134 is a wasteful number, since it uses less digits than its factorization.

1022212134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799932 (or 799929 counting only the distinct ones).

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

The square root of 1022212134 is about 31972.0523895480. The cubic root of 1022212134 is about 1007.3498914136.

Adding to 1022212134 its reverse (4312122201), we get a palindrome (5334334335).

The spelling of 1022212134 in words is "one billion, twenty-two million, two hundred twelve thousand, one hundred thirty-four".