30400142133 has 16 divisors (see below), whose sum is σ = 41121107456. Its totient is φ = 19974835440.

The previous prime is 30400142089. The next prime is 30400142141. The reversal of 30400142133 is 33124100403.

It is not a de Polignac number, because 30400142133 - 2¹⁸ = 30399879989 is a prime.

It is a super-3 number, since 3×30400142133³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30400142833) 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, 167935 + ... + 298332.

It is an arithmetic number, because the mean of its divisors is an integer number (2570069216).

Almost surely, 2^30400142133 is an apocalyptic number.

It is an amenable number.

30400142133 is a deficient number, since it is larger than the sum of its proper divisors (10720965323).

30400142133 is a wasteful number, since it uses less digits than its factorization.

30400142133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466584.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30400142133 its reverse (33124100403), we get a palindrome (63524242536).

The spelling of 30400142133 in words is "thirty billion, four hundred million, one hundred forty-two thousand, one hundred thirty-three".