1442212011 has 24 divisors (see below), whose sum is σ = 2145509184. Its totient is φ = 932860800.

The previous prime is 1442212007. The next prime is 1442212063. The reversal of 1442212011 is 1102122441.

1442212011 is a `hidden beast` number, since 1 + 442 + 21 + 201 + 1 = 666.

It is not a de Polignac number, because 1442212011 - 2² = 1442212007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1442212711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116311 + ... + 128111.

It is an arithmetic number, because the mean of its divisors is an integer number (89396216).

Almost surely, 2^1442212011 is an apocalyptic number.

1442212011 is a deficient number, since it is larger than the sum of its proper divisors (703297173).

1442212011 is a wasteful number, since it uses less digits than its factorization.

1442212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12211 (or 12208 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1442212011 is about 37976.4665417940. The cubic root of 1442212011 is about 1129.8211560749.

Adding to 1442212011 its reverse (1102122441), we get a palindrome (2544334452).

The spelling of 1442212011 in words is "one billion, four hundred forty-two million, two hundred twelve thousand, eleven".