1212023414 has 32 divisors (see below), whose sum is σ = 2189268480. Its totient is φ = 491614272.

The previous prime is 1212023411. The next prime is 1212023431. The reversal of 1212023414 is 4143202121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212023411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408962 + ... + 411914.

It is an arithmetic number, because the mean of its divisors is an integer number (68414640).

Almost surely, 2^1212023414 is an apocalyptic number.

1212023414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1212023414 is a deficient number, since it is larger than the sum of its proper divisors (977245066).

1212023414 is a wasteful number, since it uses less digits than its factorization.

1212023414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1212023414 is about 34814.1266442230. The cubic root of 1212023414 is about 1066.1958879314.

Adding to 1212023414 its reverse (4143202121), we get a palindrome (5355225535).

The spelling of 1212023414 in words is "one billion, two hundred twelve million, twenty-three thousand, four hundred fourteen".