22121034133424 has 40 divisors (see below), whose sum is σ = 43112376568800. Its totient is φ = 10995341488128.

The previous prime is 22121034133403. The next prime is 22121034133477. The reversal of 22121034133424 is 42433143012122.

It is a happy number.

It is a super-2 number, since 2×22121034133424² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1759874 + ... + 6880350.

It is an arithmetic number, because the mean of its divisors is an integer number (1077809414220).

Almost surely, 2^{22121034133424} is an apocalyptic number.

It is an amenable number.

22121034133424 is a deficient number, since it is larger than the sum of its proper divisors (20991342435376).

22121034133424 is a wasteful number, since it uses less digits than its factorization.

22121034133424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5122077 (or 5122071 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 22121034133424 its reverse (42433143012122), we get a palindrome (64554177145546).

The spelling of 22121034133424 in words is "twenty-two trillion, one hundred twenty-one billion, thirty-four million, one hundred thirty-three thousand, four hundred twenty-four".