42120133013403 has 48 divisors (see below), whose sum is σ = 61461690911712. Its totient is φ = 27793708800000.

The previous prime is 42120133013369. The next prime is 42120133013429. The reversal of 42120133013403 is 30431033102124.

It is a happy number.

42120133013403 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 0 + 13 + 301 + 340 + 3 = 666.

It is not a de Polignac number, because 42120133013403 - 2⁴² = 37722086502299 is a prime.

It is a super-2 number, since 2×42120133013403² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42120133013443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10527399403 + ... + 10527403403.

It is an arithmetic number, because the mean of its divisors is an integer number (1280451893994).

Almost surely, 2^{42120133013403} is an apocalyptic number.

42120133013403 is a deficient number, since it is larger than the sum of its proper divisors (19341557898309).

42120133013403 is a wasteful number, since it uses less digits than its factorization.

42120133013403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10796 (or 10793 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 42120133013403 its reverse (30431033102124), we get a palindrome (72551166115527).

The spelling of 42120133013403 in words is "forty-two trillion, one hundred twenty billion, one hundred thirty-three million, thirteen thousand, four hundred three".