1242214203 has 8 divisors (see below), whose sum is σ = 1661290816. Its totient is φ = 825640200.

The previous prime is 1242214177. The next prime is 1242214219. The reversal of 1242214203 is 3024122421.

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

It is not a de Polignac number, because 1242214203 - 2⁶ = 1242214139 is a prime.

It is a super-2 number, since 2×1242214203² = 3086192252269850418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1242214203.

It is not an unprimeable number, because it can be changed into a prime (1242214223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624493 + ... + 626478.

It is an arithmetic number, because the mean of its divisors is an integer number (207661352).

Almost surely, 2^1242214203 is an apocalyptic number.

1242214203 is a deficient number, since it is larger than the sum of its proper divisors (419076613).

1242214203 is a wasteful number, since it uses less digits than its factorization.

1242214203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251305.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1242214203 is about 35245.0592707687. The cubic root of 1242214203 is about 1074.9761532118.

Adding to 1242214203 its reverse (3024122421), we get a palindrome (4266336624).

The spelling of 1242214203 in words is "one billion, two hundred forty-two million, two hundred fourteen thousand, two hundred three".