212141012 has 12 divisors (see below), whose sum is σ = 371613396. Its totient is φ = 105965760.

The previous prime is 212140997. The next prime is 212141021. The reversal of 212141012 is 210141212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 191656336 + 20484676 = 13844^2 + 4526^2 .

It is an alternating number because its digits alternate between even and odd.

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, 21539 + ... + 29802.

It is an arithmetic number, because the mean of its divisors is an integer number (30967783).

Almost surely, 2^212141012 is an apocalyptic number.

It is an amenable number.

212141012 is a deficient number, since it is larger than the sum of its proper divisors (159472384).

212141012 is a wasteful number, since it uses less digits than its factorization.

212141012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52378 (or 52376 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 212141012 is about 14565.0613455625. The cubic root of 212141012 is about 596.4053703662.

Adding to 212141012 its reverse (210141212), we get a palindrome (422282224).

The spelling of 212141012 in words is "two hundred twelve million, one hundred forty-one thousand, twelve".