4243212421011 has 40 divisors (see below), whose sum is σ = 6422649488640. Its totient is φ = 2791391521968.

The previous prime is 4243212421003. The next prime is 4243212421031. The reversal of 4243212421011 is 1101242123424.

4243212421011 is a `hidden beast` number, since 4 + 2 + 432 + 1 + 2 + 4 + 210 + 11 = 666.

It is not a de Polignac number, because 4243212421011 - 2³ = 4243212421003 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (4243212421031) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5264466 + ... + 6016728.

It is an arithmetic number, because the mean of its divisors is an integer number (160566237216).

Almost surely, 2^{4243212421011} is an apocalyptic number.

4243212421011 is a deficient number, since it is larger than the sum of its proper divisors (2179437067629).

4243212421011 is an equidigital number, since it uses as much as digits as its factorization.

4243212421011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753197 (or 753188 counting only the distinct ones).

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

Adding to 4243212421011 its reverse (1101242123424), we get a palindrome (5344454544435).

The spelling of 4243212421011 in words is "four trillion, two hundred forty-three billion, two hundred twelve million, four hundred twenty-one thousand, eleven".