20202111011201 has 16 divisors (see below), whose sum is σ = 23363077909248. Its totient is φ = 17110563576000.

The previous prime is 20202111011197. The next prime is 20202111011209. The reversal of 20202111011201 is 10211011120202.

It is a cyclic number.

It is not a de Polignac number, because 20202111011201 - 2² = 20202111011197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20202111011209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28048370 + ... + 28759611.

It is an arithmetic number, because the mean of its divisors is an integer number (1460192369328).

Almost surely, 2^{20202111011201} is an apocalyptic number.

It is an amenable number.

20202111011201 is a deficient number, since it is larger than the sum of its proper divisors (3160966898047).

20202111011201 is a wasteful number, since it uses less digits than its factorization.

20202111011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56808592.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20202111011201 its reverse (10211011120202), we get a palindrome (30413122131403).

The spelling of 20202111011201 in words is "twenty trillion, two hundred two billion, one hundred eleven million, eleven thousand, two hundred one".