1010221331331 has 8 divisors (see below), whose sum is σ = 1364011924480. Its totient is φ = 664955812872.

The previous prime is 1010221331321. The next prime is 1010221331333. The reversal of 1010221331331 is 1331331220101.

It is a happy number.

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

It is not a de Polignac number, because 1010221331331 - 2⁹ = 1010221330819 is a prime.

It is a super-2 number, since 2×1010221331331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010221331298 and 1010221331307.

It is not an unprimeable number, because it can be changed into a prime (1010221331333) 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, 2131268395 + ... + 2131268868.

It is an arithmetic number, because the mean of its divisors is an integer number (170501490560).

Almost surely, 2^{1010221331331} is an apocalyptic number.

1010221331331 is a deficient number, since it is larger than the sum of its proper divisors (353790593149).

1010221331331 is an equidigital number, since it uses as much as digits as its factorization.

1010221331331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262537345.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1010221331331 its reverse (1331331220101), we get a palindrome (2341552551432).

The spelling of 1010221331331 in words is "one trillion, ten billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred thirty-one".