10221211010002 has 4 divisors (see below), whose sum is σ = 15331816515006. Its totient is φ = 5110605505000.

The previous prime is 10221211009993. The next prime is 10221211010011. The reversal of 10221211010002 is 20001011212201.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10221211009993) and next prime (10221211010011).

It can be written as a sum of positive squares in only one way, i.e., 9482451850881 + 738759159121 = 3079359^2 + 859511^2 .

It is a super-2 number, since 2×10221211010002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555302752499 + ... + 2555302752502.

Almost surely, 2^{10221211010002} is an apocalyptic number.

10221211010002 is a deficient number, since it is larger than the sum of its proper divisors (5110605505004).

10221211010002 is an equidigital number, since it uses as much as digits as its factorization.

10221211010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110605505003.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10221211010002 its reverse (20001011212201), we get a palindrome (30222222222203).

The spelling of 10221211010002 in words is "ten trillion, two hundred twenty-one billion, two hundred eleven million, ten thousand, two".