222012300100044 has 24 divisors (see below), whose sum is σ = 519565877394928. Its totient is φ = 73784503296000.

The previous prime is 222012300100009. The next prime is 222012300100051. The reversal of 222012300100044 is 440001003210222.

It is a super-2 number, since 2×222012300100044² (a number of 29 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, 27449587957 + ... + 27449596044.

Almost surely, 2^{222012300100044} is an apocalyptic number.

It is an amenable number.

222012300100044 is an abundant number, since it is smaller than the sum of its proper divisors (297553577294884).

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

222012300100044 is a wasteful number, since it uses less digits than its factorization.

222012300100044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54899184345 (or 54899184343 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 222012300100044 its reverse (440001003210222), we get a palindrome (662013303310266).

The spelling of 222012300100044 in words is "two hundred twenty-two trillion, twelve billion, three hundred million, one hundred thousand, forty-four".