10221001210002 has 64 divisors (see below), whose sum is σ = 23335212737664. Its totient is φ = 2956703293440.

The previous prime is 10221001209977. The next prime is 10221001210031. The reversal of 10221001210002 is 20001210012201.

It is a super-4 number, since 4×10221001210002⁴ (a number of 53 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10221001210002.

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, 39356463 + ... + 39615314.

It is an arithmetic number, because the mean of its divisors is an integer number (364612699026).

Almost surely, 2^{10221001210002} is an apocalyptic number.

10221001210002 is an abundant number, since it is smaller than the sum of its proper divisors (13114211527662).

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

10221001210002 is a wasteful number, since it uses less digits than its factorization.

10221001210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78971883.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10221001210002 its reverse (20001210012201), we get a palindrome (30222211222203).

The spelling of 10221001210002 in words is "ten trillion, two hundred twenty-one billion, one million, two hundred ten thousand, two".