4021134142212 has 72 divisors (see below), whose sum is σ = 11459063050400. Its totient is φ = 1218525493680.

The previous prime is 4021134142133. The next prime is 4021134142243. The reversal of 4021134142212 is 2122414311204.

4021134142212 is a `hidden beast` number, since 4 + 0 + 21 + 1 + 3 + 414 + 221 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153841162 + ... + 153867297.

Almost surely, 2^{4021134142212} is an apocalyptic number.

It is an amenable number.

4021134142212 is an abundant number, since it is smaller than the sum of its proper divisors (7437928908188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4021134142212 is a wasteful number, since it uses less digits than its factorization.

4021134142212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307708494 (or 307708475 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 4021134142212 its reverse (2122414311204), we get a palindrome (6143548453416).

The spelling of 4021134142212 in words is "four trillion, twenty-one billion, one hundred thirty-four million, one hundred forty-two thousand, two hundred twelve".