10021222222148 has 6 divisors (see below), whose sum is σ = 17537138888766. Its totient is φ = 5010611111072.

The previous prime is 10021222222147. The next prime is 10021222222201. The reversal of 10021222222148 is 84122222212001.

It can be written as a sum of positive squares in only one way, i.e., 6136034318404 + 3885187903744 = 2477102^2 + 1971088^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10021222222148.

It is not an unprimeable number, because it can be changed into a prime (10021222222147) by changing a digit.

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 as a sum of consecutive naturals, namely, 1252652777765 + ... + 1252652777772.

It is an arithmetic number, because the mean of its divisors is an integer number (2922856481461).

Almost surely, 2^{10021222222148} is an apocalyptic number.

It is an amenable number.

10021222222148 is a deficient number, since it is larger than the sum of its proper divisors (7515916666618).

10021222222148 is a wasteful number, since it uses less digits than its factorization.

10021222222148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505305555541 (or 2505305555539 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 29.

Adding to 10021222222148 its reverse (84122222212001), we get a palindrome (94143444434149).

The spelling of 10021222222148 in words is "ten trillion, twenty-one billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred forty-eight".