201001121222102 has 16 divisors (see below), whose sum is σ = 319242757584960. Its totient is φ = 94587079164288.

The previous prime is 201001121222089. The next prime is 201001121222113. The reversal of 201001121222102 is 201222121100102.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50678477 + ... + 54500552.

It is an arithmetic number, because the mean of its divisors is an integer number (19952672349060).

Almost surely, 2^{201001121222102} is an apocalyptic number.

201001121222102 is a deficient number, since it is larger than the sum of its proper divisors (118241636362858).

201001121222102 is a wasteful number, since it uses less digits than its factorization.

201001121222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105235255.

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

Adding to 201001121222102 its reverse (201222121100102), we get a palindrome (402223242322204).

The spelling of 201001121222102 in words is "two hundred one trillion, one billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred two".