1222010403312 has 40 divisors (see below), whose sum is σ = 3157262157904. Its totient is φ = 407284936704.

The previous prime is 1222010403311. The next prime is 1222010403371. The reversal of 1222010403312 is 2133040102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222010403311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238923 + ... + 1994730.

Almost surely, 2^{1222010403312} is an apocalyptic number.

1222010403312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1222010403312 is an abundant number, since it is smaller than the sum of its proper divisors (1935251754592).

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

1222010403312 is a wasteful number, since it uses less digits than its factorization.

1222010403312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3241537 (or 3241531 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1222010403312 its reverse (2133040102221), we get a palindrome (3355050505533).

The spelling of 1222010403312 in words is "one trillion, two hundred twenty-two billion, ten million, four hundred three thousand, three hundred twelve".