1223132221210 has 16 divisors (see below), whose sum is σ = 2201738112000. Its totient is φ = 489230640976.

The previous prime is 1223132221177. The next prime is 1223132221243. The reversal of 1223132221210 is 121222313221.

It is an interprime number because it is at equal distance from previous prime (1223132221177) and next prime (1223132221243).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2549110 + ... + 2990689.

It is an arithmetic number, because the mean of its divisors is an integer number (137608632000).

Almost surely, 2^{1223132221210} is an apocalyptic number.

1223132221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223132221210 is a deficient number, since it is larger than the sum of its proper divisors (978605890790).

1223132221210 is a wasteful number, since it uses less digits than its factorization.

1223132221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561885.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1223132221210 its reverse (121222313221), we get a palindrome (1344354534431).

The spelling of 1223132221210 in words is "one trillion, two hundred twenty-three billion, one hundred thirty-two million, two hundred twenty-one thousand, two hundred ten".