1301213333 has 16 divisors (see below), whose sum is σ = 1511664000. Its totient is φ = 1097053632.

The previous prime is 1301213323. The next prime is 1301213363. The reversal of 1301213333 is 3333121031.

It is a cyclic number.

It is not a de Polignac number, because 1301213333 - 2¹⁰ = 1301212309 is a prime.

It is a super-2 number, since 2×1301213333² = 3386312275953937778, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301213323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99923 + ... + 112191.

It is an arithmetic number, because the mean of its divisors is an integer number (94479000).

Almost surely, 2^1301213333 is an apocalyptic number.

It is an amenable number.

1301213333 is a deficient number, since it is larger than the sum of its proper divisors (210450667).

1301213333 is a wasteful number, since it uses less digits than its factorization.

1301213333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12524.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 1301213333 is about 36072.3347317581. The cubic root of 1301213333 is about 1091.7323218391.

Adding to 1301213333 its reverse (3333121031), we get a palindrome (4634334364).

The spelling of 1301213333 in words is "one billion, three hundred one million, two hundred thirteen thousand, three hundred thirty-three".