44312151321212 has 6 divisors (see below), whose sum is σ = 77546264812128. Its totient is φ = 22156075660604.

The previous prime is 44312151321187. The next prime is 44312151321323. The reversal of 44312151321212 is 21212315121344.

It is a super-2 number, since 2×44312151321212² (a number of 28 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, 5539018915148 + ... + 5539018915155.

It is an arithmetic number, because the mean of its divisors is an integer number (12924377468688).

Almost surely, 2^{44312151321212} is an apocalyptic number.

It is an amenable number.

44312151321212 is a deficient number, since it is larger than the sum of its proper divisors (33234113490916).

44312151321212 is a wasteful number, since it uses less digits than its factorization.

44312151321212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11078037830307 (or 11078037830305 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

Adding to 44312151321212 its reverse (21212315121344), we get a palindrome (65524466442556).

The spelling of 44312151321212 in words is "forty-four trillion, three hundred twelve billion, one hundred fifty-one million, three hundred twenty-one thousand, two hundred twelve".