1212045010 has 16 divisors (see below), whose sum is σ = 2380015872. Its totient is φ = 440743600.

The previous prime is 1212044989. The next prime is 1212045013. The reversal of 1212045010 is 105402121.

It is not an unprimeable number, because it can be changed into a prime (1212045013) 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, 5509186 + ... + 5509405.

It is an arithmetic number, because the mean of its divisors is an integer number (148750992).

Almost surely, 2^1212045010 is an apocalyptic number.

1212045010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212045010 is a deficient number, since it is larger than the sum of its proper divisors (1167970862).

1212045010 is a wasteful number, since it uses less digits than its factorization.

1212045010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11018609.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1212045010 is about 34814.4368042914. The cubic root of 1212045010 is about 1066.2022204355.

Adding to 1212045010 its reverse (105402121), we get a palindrome (1317447131).

The spelling of 1212045010 in words is "one billion, two hundred twelve million, forty-five thousand, ten".