1201332221310 has 64 divisors (see below), whose sum is σ = 3106646710272. Its totient is φ = 295553978496.

The previous prime is 1201332221303. The next prime is 1201332221311. The reversal of 1201332221310 is 131222331021.

It is a super-2 number, since 2×1201332221310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201332221311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96814 + ... + 1553073.

It is an arithmetic number, because the mean of its divisors is an integer number (48541354848).

Almost surely, 2^{1201332221310} is an apocalyptic number.

1201332221310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201332221310 is an abundant number, since it is smaller than the sum of its proper divisors (1905314488962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201332221310 is a wasteful number, since it uses less digits than its factorization.

1201332221310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651777.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1201332221310 its reverse (131222331021), we get a palindrome (1332554552331).

The spelling of 1201332221310 in words is "one trillion, two hundred one billion, three hundred thirty-two million, two hundred twenty-one thousand, three hundred ten".