4142512101 has 32 divisors (see below), whose sum is σ = 6803354880. Its totient is φ = 2183330304.

The previous prime is 4142512081. The next prime is 4142512109. The reversal of 4142512101 is 1012152414.

It is not a de Polignac number, because 4142512101 - 2²² = 4138317797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142512109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385915 + ... + 396503.

It is an arithmetic number, because the mean of its divisors is an integer number (212604840).

Almost surely, 2^4142512101 is an apocalyptic number.

It is an amenable number.

4142512101 is a deficient number, since it is larger than the sum of its proper divisors (2660842779).

4142512101 is a wasteful number, since it uses less digits than its factorization.

4142512101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12045.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 4142512101 is about 64362.3500270150. The cubic root of 4142512101 is about 1606.0334827314.

Adding to 4142512101 its reverse (1012152414), we get a palindrome (5154664515).

The spelling of 4142512101 in words is "four billion, one hundred forty-two million, five hundred twelve thousand, one hundred one".