1200102212001 has 16 divisors (see below), whose sum is σ = 1994975106048. Its totient is φ = 623429720400.

The previous prime is 1200102211991. The next prime is 1200102212009. The reversal of 1200102212001 is 1002122010021.

It is not a de Polignac number, because 1200102212001 - 2¹⁵ = 1200102179233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200102212009) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2597623605 + ... + 2597624066.

It is an arithmetic number, because the mean of its divisors is an integer number (124685944128).

Almost surely, 2^{1200102212001} is an apocalyptic number.

1200102212001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1200102212001 is a deficient number, since it is larger than the sum of its proper divisors (794872894047).

1200102212001 is a wasteful number, since it uses less digits than its factorization.

1200102212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195247692.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1200102212001 its reverse (1002122010021), we get a palindrome (2202224222022).

The spelling of 1200102212001 in words is "one trillion, two hundred billion, one hundred two million, two hundred twelve thousand, one".