1010223021322 has 4 divisors (see below), whose sum is σ = 1515334531986. Its totient is φ = 505111510660.

The previous prime is 1010223021259. The next prime is 1010223021323. The reversal of 1010223021322 is 2231203220101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 917302302081 + 92920719241 = 957759^2 + 304829^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1010223021322.

It is not an unprimeable number, because it can be changed into a prime (1010223021323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252555755329 + ... + 252555755332.

Almost surely, 2^{1010223021322} is an apocalyptic number.

1010223021322 is a deficient number, since it is larger than the sum of its proper divisors (505111510664).

1010223021322 is an equidigital number, since it uses as much as digits as its factorization.

1010223021322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505111510663.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1010223021322 its reverse (2231203220101), we get a palindrome (3241426241423).

The spelling of 1010223021322 in words is "one trillion, ten billion, two hundred twenty-three million, twenty-one thousand, three hundred twenty-two".