200120120022111 has 16 divisors (see below), whose sum is σ = 266938006879584. Its totient is φ = 133357827313664.

The previous prime is 200120120022107. The next prime is 200120120022113. The reversal of 200120120022111 is 111220021021002.

It is a cyclic number.

It is not a de Polignac number, because 200120120022111 - 2² = 200120120022107 is a prime.

It is a super-3 number, since 3×200120120022111³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120120022113) 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, 202424641 + ... + 203410853.

It is an arithmetic number, because the mean of its divisors is an integer number (16683625429974).

Almost surely, 2^{200120120022111} is an apocalyptic number.

200120120022111 is a deficient number, since it is larger than the sum of its proper divisors (66817886857473).

200120120022111 is a wasteful number, since it uses less digits than its factorization.

200120120022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014330.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200120120022111 its reverse (111220021021002), we get a palindrome (311340141043113).

The spelling of 200120120022111 in words is "two hundred trillion, one hundred twenty billion, one hundred twenty million, twenty-two thousand, one hundred eleven".