2201021022011 has 4 divisors (see below), whose sum is σ = 2515452596592. Its totient is φ = 1886589447432.

The previous prime is 2201021021993. The next prime is 2201021022041. The reversal of 2201021022011 is 1102201201022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2201021022011 - 2¹⁸ = 2201020759867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201021022041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157215787280 + ... + 157215787293.

It is an arithmetic number, because the mean of its divisors is an integer number (628863149148).

Almost surely, 2^{2201021022011} is an apocalyptic number.

2201021022011 is a deficient number, since it is larger than the sum of its proper divisors (314431574581).

2201021022011 is an equidigital number, since it uses as much as digits as its factorization.

2201021022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314431574580.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2201021022011 its reverse (1102201201022), we get a palindrome (3303222223033).

The spelling of 2201021022011 in words is "two trillion, two hundred one billion, twenty-one million, twenty-two thousand, eleven".