1200122100213 has 16 divisors (see below), whose sum is σ = 1655370736320. Its totient is φ = 772478429184.

The previous prime is 1200122100211. The next prime is 1200122100257. The reversal of 1200122100213 is 3120012210021.

It is not a de Polignac number, because 1200122100213 - 2¹ = 1200122100211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200122100192 and 1200122100201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200122100211) 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, 7134645 + ... + 7300917.

It is an arithmetic number, because the mean of its divisors is an integer number (103460671020).

Almost surely, 2^{1200122100213} is an apocalyptic number.

It is an amenable number.

1200122100213 is a deficient number, since it is larger than the sum of its proper divisors (455248636107).

1200122100213 is a wasteful number, since it uses less digits than its factorization.

1200122100213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249268.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1200122100213 its reverse (3120012210021), we get a palindrome (4320134310234).

It can be divided in two parts, 120012210021 and 3, that multiplied together give a palindrome (360036630063).

The spelling of 1200122100213 in words is "one trillion, two hundred billion, one hundred twenty-two million, one hundred thousand, two hundred thirteen".