30233044101142 has 4 divisors (see below), whose sum is σ = 45349566151716. Its totient is φ = 15116522050570.

The previous prime is 30233044101119. The next prime is 30233044101173. The reversal of 30233044101142 is 24110144033203.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30233044101142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7558261025284 + ... + 7558261025287.

It is an arithmetic number, because the mean of its divisors is an integer number (11337391537929).

Almost surely, 2^{30233044101142} is an apocalyptic number.

30233044101142 is a deficient number, since it is larger than the sum of its proper divisors (15116522050574).

30233044101142 is a wasteful number, since it uses less digits than its factorization.

30233044101142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15116522050573.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 30233044101142 its reverse (24110144033203), we get a palindrome (54343188134345).

The spelling of 30233044101142 in words is "thirty trillion, two hundred thirty-three billion, forty-four million, one hundred one thousand, one hundred forty-two".