10120221002001 has 16 divisors (see below), whose sum is σ = 14739364601280. Its totient is φ = 6125532630720.

The previous prime is 10120221001999. The next prime is 10120221002033. The reversal of 10120221002001 is 10020012202101.

It is not a de Polignac number, because 10120221002001 - 2¹ = 10120221001999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10120221072001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198340186 + ... + 198391203.

It is an arithmetic number, because the mean of its divisors is an integer number (921210287580).

Almost surely, 2^{10120221002001} is an apocalyptic number.

10120221002001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10120221002001 is a deficient number, since it is larger than the sum of its proper divisors (4619143599279).

10120221002001 is a wasteful number, since it uses less digits than its factorization.

10120221002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396732176.

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

Adding to 10120221002001 its reverse (10020012202101), we get a palindrome (20140233204102).

The spelling of 10120221002001 in words is "ten trillion, one hundred twenty billion, two hundred twenty-one million, two thousand, one".