101210012121111 has 32 divisors (see below), whose sum is σ = 145024451371008. Its totient is φ = 62661702539520.

The previous prime is 101210012121109. The next prime is 101210012121137. The reversal of 101210012121111 is 111121210012101.

It is not a de Polignac number, because 101210012121111 - 2¹ = 101210012121109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101210012221111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 201207471 + ... + 201709856.

It is an arithmetic number, because the mean of its divisors is an integer number (4532014105344).

Almost surely, 2^{101210012121111} is an apocalyptic number.

101210012121111 is a deficient number, since it is larger than the sum of its proper divisors (43814439249897).

101210012121111 is a wasteful number, since it uses less digits than its factorization.

101210012121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402917471.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 101210012121111 its reverse (111121210012101), we get a palindrome (212331222133212).

The spelling of 101210012121111 in words is "one hundred one trillion, two hundred ten billion, twelve million, one hundred twenty-one thousand, one hundred eleven".