4013201433021 has 64 divisors (see below), whose sum is σ = 6253855340544. Its totient is φ = 2264618470400.

The previous prime is 4013201433011. The next prime is 4013201433023. The reversal of 4013201433021 is 1203341023104.

It is a happy number.

It is not a de Polignac number, because 4013201433021 - 2¹³ = 4013201424829 is a prime.

It is a super-2 number, since 2×4013201433021² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4013201432982 and 4013201433000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013201433023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13640161 + ... + 13931273.

It is an arithmetic number, because the mean of its divisors is an integer number (97716489696).

Almost surely, 2^{4013201433021} is an apocalyptic number.

4013201433021 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4013201433021 is a deficient number, since it is larger than the sum of its proper divisors (2240653907523).

4013201433021 is a wasteful number, since it uses less digits than its factorization.

4013201433021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291634.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 4013201433021 its reverse (1203341023104), we get a palindrome (5216542456125).

The spelling of 4013201433021 in words is "four trillion, thirteen billion, two hundred one million, four hundred thirty-three thousand, twenty-one".