1322020010 has 8 divisors (see below), whose sum is σ = 2379636036. Its totient is φ = 528808000.

The previous prime is 1322020003. The next prime is 1322020093. The reversal of 1322020010 is 100202231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1169571601 + 152448409 = 34199^2 + 12347^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1322019973 and 1322020000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66100991 + ... + 66101010.

Almost surely, 2^1322020010 is an apocalyptic number.

1322020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322020010 is a deficient number, since it is larger than the sum of its proper divisors (1057616026).

1322020010 is a wasteful number, since it uses less digits than its factorization.

1322020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132202008.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1322020010 is about 36359.5930945328. The cubic root of 1322020010 is about 1097.5205891361.

Adding to 1322020010 its reverse (100202231), we get a palindrome (1422222241).

The spelling of 1322020010 in words is "one billion, three hundred twenty-two million, twenty thousand, ten".