1201210323010 has 32 divisors (see below), whose sum is σ = 2173472112240. Its totient is φ = 477975171072.

The previous prime is 1201210322999. The next prime is 1201210323011. The reversal of 1201210323010 is 103230121021.

It can be written as a sum of positive squares in 8 ways, for example, as 537410684889 + 663799638121 = 733083^2 + 814739^2 .

It is not an unprimeable number, because it can be changed into a prime (1201210323011) 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, 14649406 + ... + 14731174.

Almost surely, 2^{1201210323010} is an apocalyptic number.

1201210323010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201210323010 is a deficient number, since it is larger than the sum of its proper divisors (972261789230).

1201210323010 is a wasteful number, since it uses less digits than its factorization.

1201210323010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89430.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1201210323010 its reverse (103230121021), we get a palindrome (1304440444031).

The spelling of 1201210323010 in words is "one trillion, two hundred one billion, two hundred ten million, three hundred twenty-three thousand, ten".