2011022002021 has 8 divisors (see below), whose sum is σ = 2014966983744. Its totient is φ = 2007078500640.

The previous prime is 2011022001949. The next prime is 2011022002039. The reversal of 2011022002021 is 1202002201102.

It is a happy number.

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 2011022002021 - 2¹³ = 2011021993829 is a prime.

It is a super-2 number, since 2×2011022002021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2011022001992 and 2011022002010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011022002421) 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, 2369400 + ... + 3104206.

It is an arithmetic number, because the mean of its divisors is an integer number (251870872968).

Almost surely, 2^{2011022002021} is an apocalyptic number.

It is an amenable number.

2011022002021 is a deficient number, since it is larger than the sum of its proper divisors (3944981723).

2011022002021 is an equidigital number, since it uses as much as digits as its factorization.

2011022002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740171.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2011022002021 its reverse (1202002201102), we get a palindrome (3213024203123).

The spelling of 2011022002021 in words is "two trillion, eleven billion, twenty-two million, two thousand, twenty-one".