1351022510222 has 64 divisors (see below), whose sum is σ = 2740459599360. Its totient is φ = 483326131200.

The previous prime is 1351022510221. The next prime is 1351022510281. The reversal of 1351022510222 is 2220152201531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1351022510191 and 1351022510200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351022510221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6185972 + ... + 6400647.

It is an arithmetic number, because the mean of its divisors is an integer number (42819681240).

Almost surely, 2^{1351022510222} is an apocalyptic number.

1351022510222 is an abundant number, since it is smaller than the sum of its proper divisors (1389437089138).

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

1351022510222 is a wasteful number, since it uses less digits than its factorization.

1351022510222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12586697.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 1351022510222 its reverse (2220152201531), we get a palindrome (3571174711753).

The spelling of 1351022510222 in words is "one trillion, three hundred fifty-one billion, twenty-two million, five hundred ten thousand, two hundred twenty-two".