1321022034 has 40 divisors (see below), whose sum is σ = 3055565568. Its totient is φ = 426134520.

The previous prime is 1321022029. The next prime is 1321022057. The reversal of 1321022034 is 4302201231.

1321022034 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 1321021998 and 1321022016.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 126502 + ... + 136545.

Almost surely, 2^1321022034 is an apocalyptic number.

1321022034 is an abundant number, since it is smaller than the sum of its proper divisors (1734543534).

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

1321022034 is a wasteful number, since it uses less digits than its factorization.

1321022034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263092 (or 263083 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1321022034 is about 36345.8668076578. The cubic root of 1321022034 is about 1097.2443515290.

Adding to 1321022034 its reverse (4302201231), we get a palindrome (5623223265).

The spelling of 1321022034 in words is "one billion, three hundred twenty-one million, twenty-two thousand, thirty-four".