1221002434114 has 64 divisors (see below), whose sum is σ = 2016211046400. Its totient is φ = 552404923200.

The previous prime is 1221002434087. The next prime is 1221002434123. The reversal of 1221002434114 is 4114342001221.

It is a super-2 number, since 2×1221002434114² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33888369 + ... + 33924379.

It is an arithmetic number, because the mean of its divisors is an integer number (31503297600).

Almost surely, 2^{1221002434114} is an apocalyptic number.

1221002434114 is a deficient number, since it is larger than the sum of its proper divisors (795208612286).

1221002434114 is a wasteful number, since it uses less digits than its factorization.

1221002434114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36439.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1221002434114 its reverse (4114342001221), we get a palindrome (5335344435335).

The spelling of 1221002434114 in words is "one trillion, two hundred twenty-one billion, two million, four hundred thirty-four thousand, one hundred fourteen".