32142120501 has 16 divisors (see below), whose sum is σ = 43435008000. Its totient is φ = 21140543088.

The previous prime is 32142120497. The next prime is 32142120509. The reversal of 32142120501 is 10502124123.

It is not a de Polignac number, because 32142120501 - 2² = 32142120497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32142120509) 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, 167451 + ... + 303848.

It is an arithmetic number, because the mean of its divisors is an integer number (2714688000).

Almost surely, 2^32142120501 is an apocalyptic number.

It is an amenable number.

32142120501 is a deficient number, since it is larger than the sum of its proper divisors (11292887499).

32142120501 is a wasteful number, since it uses less digits than its factorization.

32142120501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471608.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 32142120501 its reverse (10502124123), we get a palindrome (42644244624).

The spelling of 32142120501 in words is "thirty-two billion, one hundred forty-two million, one hundred twenty thousand, five hundred one".