30141443402 has 24 divisors (see below), whose sum is σ = 55361838240. Its totient is φ = 12237878520.

The previous prime is 30141443399. The next prime is 30141443407. The reversal of 30141443402 is 20434414103.

It is a super-2 number, since 2×30141443402² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30141443407) 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, 8091974 + ... + 8095697.

It is an arithmetic number, because the mean of its divisors is an integer number (2306743260).

Almost surely, 2^30141443402 is an apocalyptic number.

30141443402 is a deficient number, since it is larger than the sum of its proper divisors (25220394838).

30141443402 is a wasteful number, since it uses less digits than its factorization.

30141443402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16187706 (or 16187699 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 30141443402 its reverse (20434414103), we get a palindrome (50575857505).

The spelling of 30141443402 in words is "thirty billion, one hundred forty-one million, four hundred forty-three thousand, four hundred two".