7201222002500 has 60 divisors (see below), whose sum is σ = 15810373223568. Its totient is φ = 2869012500000.

The previous prime is 7201222002413. The next prime is 7201222002551. The reversal of 7201222002500 is 52002221027.

It is a super-2 number, since 2×7201222002500² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5110526 + ... + 6365525.

Almost surely, 2^{7201222002500} is an apocalyptic number.

It is an amenable number.

7201222002500 is an abundant number, since it is smaller than the sum of its proper divisors (8609151221068).

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

7201222002500 is a wasteful number, since it uses less digits than its factorization.

7201222002500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11476326 (or 11476309 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

Adding to 7201222002500 its reverse (52002221027), we get a palindrome (7253224223527).

The spelling of 7201222002500 in words is "seven trillion, two hundred one billion, two hundred twenty-two million, two thousand, five hundred".