212010142 has 8 divisors (see below), whose sum is σ = 318086496. Its totient is φ = 105981312.

The previous prime is 212010133. The next prime is 212010157. The reversal of 212010142 is 241010212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3003 + ... + 20809.

It is an arithmetic number, because the mean of its divisors is an integer number (39760812).

Almost surely, 2^212010142 is an apocalyptic number.

212010142 is a deficient number, since it is larger than the sum of its proper divisors (106076354).

212010142 is a wasteful number, since it uses less digits than its factorization.

212010142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23762.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 212010142 is about 14560.5680521057. The cubic root of 212010142 is about 596.2827041176.

Adding to 212010142 its reverse (241010212), we get a palindrome (453020354).

The spelling of 212010142 in words is "two hundred twelve million, ten thousand, one hundred forty-two".