201121220201011 has 8 divisors (see below), whose sum is σ = 221577293904048. Its totient is φ = 181027200900000.

The previous prime is 201121220200963. The next prime is 201121220201021. The reversal of 201121220201011 is 110102022121102.

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

It is a cyclic number.

It is not a de Polignac number, because 201121220201011 - 2⁴⁷ = 60383731845683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201121220201021) 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, 90513599340 + ... + 90513601561.

It is an arithmetic number, because the mean of its divisors is an integer number (27697161738006).

Almost surely, 2^{201121220201011} is an apocalyptic number.

201121220201011 is a deficient number, since it is larger than the sum of its proper divisors (20456073703037).

201121220201011 is a wasteful number, since it uses less digits than its factorization.

201121220201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181027201013.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201121220201011 its reverse (110102022121102), we get a palindrome (311223242322113).

The spelling of 201121220201011 in words is "two hundred one trillion, one hundred twenty-one billion, two hundred twenty million, two hundred one thousand, eleven".