10021211101201 has 32 divisors (see below), whose sum is σ = 11272531027968. Its totient is φ = 8859582547200.

The previous prime is 10021211101189. The next prime is 10021211101211. The reversal of 10021211101201 is 10210111212001.

It is a happy number.

It is not a de Polignac number, because 10021211101201 - 2²¹ = 10021209004049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10021211101211) 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, 4495126 + ... + 6344176.

It is an arithmetic number, because the mean of its divisors is an integer number (352266594624).

Almost surely, 2^{10021211101201} is an apocalyptic number.

It is an amenable number.

10021211101201 is a deficient number, since it is larger than the sum of its proper divisors (1251319926767).

10021211101201 is a wasteful number, since it uses less digits than its factorization.

10021211101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849341.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10021211101201 its reverse (10210111212001), we get a palindrome (20231322313202).

The spelling of 10021211101201 in words is "ten trillion, twenty-one billion, two hundred eleven million, one hundred one thousand, two hundred one".