37222223412 has 24 divisors (see below), whose sum is σ = 94747478112. Its totient is φ = 11279461600.

The previous prime is 37222223411. The next prime is 37222223417. The reversal of 37222223412 is 21432222273.

It is a self number, because there is not a number n which added to its sum of digits gives 37222223412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37222223411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140993139 + ... + 140993402.

It is an arithmetic number, because the mean of its divisors is an integer number (3947811588).

Almost surely, 2^37222223412 is an apocalyptic number.

It is an amenable number.

37222223412 is an abundant number, since it is smaller than the sum of its proper divisors (57525254700).

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

37222223412 is a wasteful number, since it uses less digits than its factorization.

37222223412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281986559 (or 281986557 counting only the distinct ones).

The product of its digits is 16128, while the sum is 30.

Adding to 37222223412 its reverse (21432222273), we get a palindrome (58654445685).

The spelling of 37222223412 in words is "thirty-seven billion, two hundred twenty-two million, two hundred twenty-three thousand, four hundred twelve".