33401221224002 has 4 divisors (see below), whose sum is σ = 50101831836006. Its totient is φ = 16700610612000.

The previous prime is 33401221223999. The next prime is 33401221224011. The reversal of 33401221224002 is 20042212210433.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32468468968321 + 932752255681 = 5698111^2 + 965791^2 .

It is a super-2 number, since 2×33401221224002² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8350305305999 + ... + 8350305306002.

Almost surely, 2^{33401221224002} is an apocalyptic number.

33401221224002 is a deficient number, since it is larger than the sum of its proper divisors (16700610612004).

33401221224002 is a wasteful number, since it uses less digits than its factorization.

33401221224002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16700610612003.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 33401221224002 its reverse (20042212210433), we get a palindrome (53443433434435).

The spelling of 33401221224002 in words is "thirty-three trillion, four hundred one billion, two hundred twenty-one million, two hundred twenty-four thousand, two".