10218522380690 has 64 divisors (see below), whose sum is σ = 20072605593600. Its totient is φ = 3722809373184.

The previous prime is 10218522380663. The next prime is 10218522380711. The reversal of 10218522380690 is 9608322581201.

It is a happy number.

It is a super-2 number, since 2×10218522380690² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4620119 + ... + 6463941.

It is an arithmetic number, because the mean of its divisors is an integer number (313634462400).

Almost surely, 2^{10218522380690} is an apocalyptic number.

10218522380690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10218522380690 is a deficient number, since it is larger than the sum of its proper divisors (9854083212910).

10218522380690 is a wasteful number, since it uses less digits than its factorization.

10218522380690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844411.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 10218522380690 in words is "ten trillion, two hundred eighteen billion, five hundred twenty-two million, three hundred eighty thousand, six hundred ninety".