1042142212 has 12 divisors (see below), whose sum is σ = 1827086800. Its totient is φ = 520117416.

The previous prime is 1042142209. The next prime is 1042142219. The reversal of 1042142212 is 2122412401.

It is a self number, because there is not a number n which added to its sum of digits gives 1042142212.

It is not an unprimeable number, because it can be changed into a prime (1042142219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235962 + ... + 240337.

Almost surely, 2^1042142212 is an apocalyptic number.

It is an amenable number.

1042142212 is a deficient number, since it is larger than the sum of its proper divisors (784944588).

1042142212 is a wasteful number, since it uses less digits than its factorization.

1042142212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476850 (or 476848 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1042142212 is about 32282.2274943970. The cubic root of 1042142212 is about 1013.8545684752.

Adding to 1042142212 its reverse (2122412401), we get a palindrome (3164554613).

The spelling of 1042142212 in words is "one billion, forty-two million, one hundred forty-two thousand, two hundred twelve".