1212334101 has 16 divisors (see below), whose sum is σ = 1959328320. Its totient is φ = 734747760.

The previous prime is 1212334091. The next prime is 1212334111. The reversal of 1212334101 is 1014332121.

1212334101 is a `hidden beast` number, since 1 + 21 + 233 + 410 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1212334091) and next prime (1212334111).

It is not a de Polignac number, because 1212334101 - 2⁶ = 1212334037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212334111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2040670 + ... + 2041263.

It is an arithmetic number, because the mean of its divisors is an integer number (122458020).

Almost surely, 2^1212334101 is an apocalyptic number.

1212334101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1212334101 is a deficient number, since it is larger than the sum of its proper divisors (746994219).

1212334101 is a wasteful number, since it uses less digits than its factorization.

1212334101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4081953 (or 4081947 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1212334101 is about 34818.5884406591. The cubic root of 1212334101 is about 1066.2869821292.

Adding to 1212334101 its reverse (1014332121), we get a palindrome (2226666222).

The spelling of 1212334101 in words is "one billion, two hundred twelve million, three hundred thirty-four thousand, one hundred one".