1222211528733 has 8 divisors (see below), whose sum is σ = 1754970400288. Its totient is φ = 752130171504.

The previous prime is 1222211528723. The next prime is 1222211528743. The reversal of 1222211528733 is 3378251122221.

It is an interprime number because it is at equal distance from previous prime (1222211528723) and next prime (1222211528743).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1222211528733 - 2¹⁶ = 1222211463197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 31338757147 = 1222211528733 / (1 + 2 + 2 + 2 + 2 + 1 + 1 + 5 + 2 + 8 + 7 + 3 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1222211528691 and 1222211528700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222211528723) 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, 15669378535 + ... + 15669378612.

It is an arithmetic number, because the mean of its divisors is an integer number (219371300036).

Almost surely, 2^{1222211528733} is an apocalyptic number.

1222211528733 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1222211528733 is a deficient number, since it is larger than the sum of its proper divisors (532758871555).

1222211528733 is a wasteful number, since it uses less digits than its factorization.

1222211528733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31338757163.

The product of its digits is 80640, while the sum is 39.

The spelling of 1222211528733 in words is "one trillion, two hundred twenty-two billion, two hundred eleven million, five hundred twenty-eight thousand, seven hundred thirty-three".