201122121200102 has 4 divisors (see below), whose sum is σ = 301683181800156. Its totient is φ = 100561060600050.

The previous prime is 201122121200101. The next prime is 201122121200173. The reversal of 201122121200102 is 201002121221102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122121200101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50280530300024 + ... + 50280530300027.

It is an arithmetic number, because the mean of its divisors is an integer number (75420795450039).

Almost surely, 2^{201122121200102} is an apocalyptic number.

201122121200102 is a deficient number, since it is larger than the sum of its proper divisors (100561060600054).

201122121200102 is a wasteful number, since it uses less digits than its factorization.

201122121200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100561060600053.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201122121200102 its reverse (201002121221102), we get a palindrome (402124242421204).

The spelling of 201122121200102 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred thousand, one hundred two".