4111221402 has 24 divisors (see below), whose sum is σ = 8908825536. Its totient is φ = 1370225736.

The previous prime is 4111221377. The next prime is 4111221407. The reversal of 4111221402 is 2041221114.

4111221402 is a `hidden beast` number, since 41 + 1 + 1 + 221 + 402 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4111221407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 258073 + ... + 273539.

It is an arithmetic number, because the mean of its divisors is an integer number (371201064).

Almost surely, 2^4111221402 is an apocalyptic number.

4111221402 is an abundant number, since it is smaller than the sum of its proper divisors (4797604134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4111221402 is a wasteful number, since it uses less digits than its factorization.

4111221402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30242 (or 30239 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 4111221402 is about 64118.8069290126. The cubic root of 4111221402 is about 1601.9795033545.

Adding to 4111221402 its reverse (2041221114), we get a palindrome (6152442516).

The spelling of 4111221402 in words is "four billion, one hundred eleven million, two hundred twenty-one thousand, four hundred two".