4113111212021 has 8 divisors (see below), whose sum is σ = 4708625511744. Its totient is φ = 3519578658240.

The previous prime is 4113111211969. The next prime is 4113111212033. The reversal of 4113111212021 is 1202121113114.

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 4113111212021 - 2¹⁴ = 4113111195637 is a prime.

It is a super-2 number, since 2×4113111212021² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4113111211984 and 4113111212002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113111212051) 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, 495432035 + ... + 495440336.

It is an arithmetic number, because the mean of its divisors is an integer number (588578188968).

Almost surely, 2^{4113111212021} is an apocalyptic number.

It is an amenable number.

4113111212021 is a deficient number, since it is larger than the sum of its proper divisors (595514299723).

4113111212021 is an equidigital number, since it uses as much as digits as its factorization.

4113111212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990872971.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 4113111212021 its reverse (1202121113114), we get a palindrome (5315232325135).

The spelling of 4113111212021 in words is "four trillion, one hundred thirteen billion, one hundred eleven million, two hundred twelve thousand, twenty-one".