22001434012 has 6 divisors (see below), whose sum is σ = 38502509528. Its totient is φ = 11000717004.

The previous prime is 22001433977. The next prime is 22001434027. The reversal of 22001434012 is 21043410022.

It is a super-2 number, since 2×22001434012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750179248 + ... + 2750179255.

Almost surely, 2^22001434012 is an apocalyptic number.

It is an amenable number.

22001434012 is a deficient number, since it is larger than the sum of its proper divisors (16501075516).

22001434012 is a wasteful number, since it uses less digits than its factorization.

22001434012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500358507 (or 5500358505 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22001434012 its reverse (21043410022), we get a palindrome (43044844034).

The spelling of 22001434012 in words is "twenty-two billion, one million, four hundred thirty-four thousand, twelve".