1020111021201 has 8 divisors (see below), whose sum is σ = 1360153737664. Its totient is φ = 680071159440.

The previous prime is 1020111021199. The next prime is 1020111021239. The reversal of 1020111021201 is 1021201110201.

1020111021201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020111021201 - 2¹ = 1020111021199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020111021401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344100 + ... + 1469226.

It is an arithmetic number, because the mean of its divisors is an integer number (170019217208).

Almost surely, 2^{1020111021201} is an apocalyptic number.

It is an amenable number.

1020111021201 is a deficient number, since it is larger than the sum of its proper divisors (340042716463).

1020111021201 is a wasteful number, since it uses less digits than its factorization.

1020111021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427351.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1020111021201 its reverse (1021201110201), we get a palindrome (2041312131402).

The spelling of 1020111021201 in words is "one trillion, twenty billion, one hundred eleven million, twenty-one thousand, two hundred one".