10221012201002 has 4 divisors (see below), whose sum is σ = 15331518301506. Its totient is φ = 5110506100500.

The previous prime is 10221012200989. The next prime is 10221012201007. The reversal of 10221012201002 is 20010221012201.

10221012201002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 6739948091881 + 3481064109121 = 2596141^2 + 1865761^2 .

It is a super-3 number, since 3×10221012201002³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10221012201007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555253050249 + ... + 2555253050252.

Almost surely, 2^{10221012201002} is an apocalyptic number.

10221012201002 is a deficient number, since it is larger than the sum of its proper divisors (5110506100504).

10221012201002 is an equidigital number, since it uses as much as digits as its factorization.

10221012201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110506100503.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10221012201002 its reverse (20010221012201), we get a palindrome (30231233213203).

The spelling of 10221012201002 in words is "ten trillion, two hundred twenty-one billion, twelve million, two hundred one thousand, two".