22010451612 has 48 divisors (see below), whose sum is σ = 52277339520. Its totient is φ = 7206467008.

The previous prime is 22010451587. The next prime is 22010451613. The reversal of 22010451612 is 21615401022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010451613) 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, 108439 + ... + 236177.

It is an arithmetic number, because the mean of its divisors is an integer number (1089111240).

Almost surely, 2^22010451612 is an apocalyptic number.

It is an amenable number.

22010451612 is an abundant number, since it is smaller than the sum of its proper divisors (30266887908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22010451612 is a wasteful number, since it uses less digits than its factorization.

22010451612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128002 (or 128000 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 22010451612 its reverse (21615401022), we get a palindrome (43625852634).

The spelling of 22010451612 in words is "twenty-two billion, ten million, four hundred fifty-one thousand, six hundred twelve".