1012233442 has 8 divisors (see below), whose sum is σ = 1656382032. Its totient is φ = 460106100.

The previous prime is 1012233433. The next prime is 1012233449. The reversal of 1012233442 is 2443322101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1012233442² = 2049233082206334728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 46010611 = 1012233442 / (1 + 0 + 1 + 2 + 2 + 3 + 3 + 4 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (1012233449) 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, 23005284 + ... + 23005327.

It is an arithmetic number, because the mean of its divisors is an integer number (207047754).

Almost surely, 2^1012233442 is an apocalyptic number.

1012233442 is a deficient number, since it is larger than the sum of its proper divisors (644148590).

1012233442 is a wasteful number, since it uses less digits than its factorization.

1012233442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46010624.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1012233442 is about 31815.6163228060. The cubic root of 1012233442 is about 1004.0612975331.

Adding to 1012233442 its reverse (2443322101), we get a palindrome (3455555543).

The spelling of 1012233442 in words is "one billion, twelve million, two hundred thirty-three thousand, four hundred forty-two".