1021351314222 has 48 divisors (see below), whose sum is σ = 2293743059712. Its totient is φ = 328233557520.

The previous prime is 1021351314169. The next prime is 1021351314227. The reversal of 1021351314222 is 2224131531201.

It is a happy number.

1021351314222 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 3 + 513 + 142 + 2 + 2 = 666.

1021351314222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021351314227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8952804 + ... + 9066167.

It is an arithmetic number, because the mean of its divisors is an integer number (47786313744).

Almost surely, 2^{1021351314222} is an apocalyptic number.

1021351314222 is an abundant number, since it is smaller than the sum of its proper divisors (1272391745490).

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

1021351314222 is a wasteful number, since it uses less digits than its factorization.

1021351314222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18019093 (or 18019090 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1021351314222 its reverse (2224131531201), we get a palindrome (3245482845423).

The spelling of 1021351314222 in words is "one trillion, twenty-one billion, three hundred fifty-one million, three hundred fourteen thousand, two hundred twenty-two".