10221220001004 has 48 divisors (see below), whose sum is σ = 24142272000000. Its totient is φ = 3365484970176.

The previous prime is 10221220000969. The next prime is 10221220001033. The reversal of 10221220001004 is 40010002212201.

It is a super-2 number, since 2×10221220001004² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14294754 + ... + 14992745.

It is an arithmetic number, because the mean of its divisors is an integer number (502964000000).

Almost surely, 2^{10221220001004} is an apocalyptic number.

It is an amenable number.

10221220001004 is an abundant number, since it is smaller than the sum of its proper divisors (13921051998996).

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

10221220001004 is a wasteful number, since it uses less digits than its factorization.

10221220001004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29287862 (or 29287860 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10221220001004 its reverse (40010002212201), we get a palindrome (50231222213205).

The spelling of 10221220001004 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, one thousand, four".