4133221371 has 16 divisors (see below), whose sum is σ = 6389521920. Its totient is φ = 2635677000.

The previous prime is 4133221333. The next prime is 4133221451. The reversal of 4133221371 is 1731223314.

It is a happy number.

4133221371 is a `hidden beast` number, since 41 + 33 + 221 + 371 = 666.

It is not a de Polignac number, because 4133221371 - 2⁷ = 4133221243 is a prime.

It is a super-2 number, since 2×4133221371² = 34167037803382239282, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4133221331) 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, 3327255 + ... + 3328496.

It is an arithmetic number, because the mean of its divisors is an integer number (399345120).

Almost surely, 2^4133221371 is an apocalyptic number.

4133221371 is a deficient number, since it is larger than the sum of its proper divisors (2256300549).

4133221371 is a wasteful number, since it uses less digits than its factorization.

4133221371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655783 (or 6655777 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 4133221371 is about 64290.1343209049. The cubic root of 4133221371 is about 1604.8319258012.

Adding to 4133221371 its reverse (1731223314), we get a palindrome (5864444685).

The spelling of 4133221371 in words is "four billion, one hundred thirty-three million, two hundred twenty-one thousand, three hundred seventy-one".