10021120201001 has 32 divisors (see below), whose sum is σ = 12492906725376. Its totient is φ = 7827076296000.

The previous prime is 10021120200983. The next prime is 10021120201007. The reversal of 10021120201001 is 10010202112001.

It is a de Polignac number, because none of the positive numbers 2^k-10021120201001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10021120201007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76316 + ... + 4477506.

It is an arithmetic number, because the mean of its divisors is an integer number (390403335168).

Almost surely, 2^{10021120201001} is an apocalyptic number.

It is an amenable number.

10021120201001 is a deficient number, since it is larger than the sum of its proper divisors (2471786524375).

10021120201001 is a wasteful number, since it uses less digits than its factorization.

10021120201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4401533.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10021120201001 its reverse (10010202112001), we get a palindrome (20031322313002).

The spelling of 10021120201001 in words is "ten trillion, twenty-one billion, one hundred twenty million, two hundred one thousand, one".