101020210202111 has 16 divisors (see below), whose sum is σ = 104343609811968. Its totient is φ = 97748595252000.

The previous prime is 101020210202081. The next prime is 101020210202113. The reversal of 101020210202111 is 111202012020101.

It is a cyclic number.

It is not a de Polignac number, because 101020210202111 - 2¹⁰ = 101020210201087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020210202113) by changing a digit.

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, 12336755 + ... + 18821156.

It is an arithmetic number, because the mean of its divisors is an integer number (6521475613248).

Almost surely, 2^{101020210202111} is an apocalyptic number.

101020210202111 is a deficient number, since it is larger than the sum of its proper divisors (3323399609857).

101020210202111 is a wasteful number, since it uses less digits than its factorization.

101020210202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31158742.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101020210202111 its reverse (111202012020101), we get a palindrome (212222222222212).

The spelling of 101020210202111 in words is "one hundred one trillion, twenty billion, two hundred ten million, two hundred two thousand, one hundred eleven".