33312042401 has 4 divisors (see below), whose sum is σ = 36340409904. Its totient is φ = 30283674900.

The previous prime is 33312042343. The next prime is 33312042431. The reversal of 33312042401 is 10424021333.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33312042401 - 2²² = 33307848097 is a prime.

It is a super-2 number, since 2×33312042401² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33312042431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514183735 + ... + 1514183756.

It is an arithmetic number, because the mean of its divisors is an integer number (9085102476).

Almost surely, 2^33312042401 is an apocalyptic number.

It is an amenable number.

33312042401 is a deficient number, since it is larger than the sum of its proper divisors (3028367503).

33312042401 is a wasteful number, since it uses less digits than its factorization.

33312042401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028367502.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 33312042401 its reverse (10424021333), we get a palindrome (43736063734).

The spelling of 33312042401 in words is "thirty-three billion, three hundred twelve million, forty-two thousand, four hundred one".