40121303132 has 24 divisors (see below), whose sum is σ = 73714494336. Its totient is φ = 19070721648.

The previous prime is 40121303111. The next prime is 40121303147. The reversal of 40121303132 is 23130312104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1322738 + ... + 1352729.

It is an arithmetic number, because the mean of its divisors is an integer number (3071437264).

Almost surely, 2^40121303132 is an apocalyptic number.

It is an amenable number.

40121303132 is a deficient number, since it is larger than the sum of its proper divisors (33593191204).

40121303132 is a wasteful number, since it uses less digits than its factorization.

40121303132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2675657 (or 2675655 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 40121303132 its reverse (23130312104), we get a palindrome (63251615236).

The spelling of 40121303132 in words is "forty billion, one hundred twenty-one million, three hundred three thousand, one hundred thirty-two".