201101202021102 has 32 divisors (see below), whose sum is σ = 405829027262880. Its totient is φ = 66429493616640.

The previous prime is 201101202021053. The next prime is 201101202021151. The reversal of 201101202021102 is 201120202101102.

It is an interprime number because it is at equal distance from previous prime (201101202021053) and next prime (201101202021151).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20510899 + ... + 28686222.

It is an arithmetic number, because the mean of its divisors is an integer number (12682157101965).

Almost surely, 2^{201101202021102} is an apocalyptic number.

201101202021102 is an abundant number, since it is smaller than the sum of its proper divisors (204727825241778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201101202021102 is a wasteful number, since it uses less digits than its factorization.

201101202021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49203268.

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

Adding to 201101202021102 its reverse (201120202101102), we get a palindrome (402221404122204).

The spelling of 201101202021102 in words is "two hundred one trillion, one hundred one billion, two hundred two million, twenty-one thousand, one hundred two".