1020211334 has 4 divisors (see below), whose sum is σ = 1530317004. Its totient is φ = 510105666.

The previous prime is 1020211331. The next prime is 1020211373. The reversal of 1020211334 is 4331120201.

1020211334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4331120201 = 277 ⋅15635813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020211331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255052832 + ... + 255052835.

It is an arithmetic number, because the mean of its divisors is an integer number (382579251).

Almost surely, 2^1020211334 is an apocalyptic number.

1020211334 is a deficient number, since it is larger than the sum of its proper divisors (510105670).

1020211334 is an equidigital number, since it uses as much as digits as its factorization.

1020211334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510105669.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1020211334 is about 31940.7472360933. The cubic root of 1020211334 is about 1006.6922255448.

Adding to 1020211334 its reverse (4331120201), we get a palindrome (5351331535).

The spelling of 1020211334 in words is "one billion, twenty million, two hundred eleven thousand, three hundred thirty-four".