1322211403100 has 72 divisors (see below), whose sum is σ = 3315928079520. Its totient is φ = 448236011520.

The previous prime is 1322211403087. The next prime is 1322211403109. The reversal of 1322211403100 is 13041122231.

It is a super-2 number, since 2×1322211403100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322211403109) 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 23 ways as a sum of consecutive naturals, for example, 10549349 + ... + 10673948.

It is an arithmetic number, because the mean of its divisors is an integer number (46054556660).

Almost surely, 2^{1322211403100} is an apocalyptic number.

1322211403100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322211403100 is an abundant number, since it is smaller than the sum of its proper divisors (1993716676420).

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

1322211403100 is a wasteful number, since it uses less digits than its factorization.

1322211403100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21223407 (or 21223400 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1322211403100 its reverse (13041122231), we get a palindrome (1335252525331).

The spelling of 1322211403100 in words is "one trillion, three hundred twenty-two billion, two hundred eleven million, four hundred three thousand, one hundred".