10102121011 has 8 divisors (see below), whose sum is σ = 10139529744. Its totient is φ = 10064745600.

The previous prime is 10102121009. The next prime is 10102121033. The reversal of 10102121011 is 11012120101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10102121011 - 2¹ = 10102121009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102101011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711936 + ... + 725986.

It is an arithmetic number, because the mean of its divisors is an integer number (1267441218).

Almost surely, 2^10102121011 is an apocalyptic number.

10102121011 is a deficient number, since it is larger than the sum of its proper divisors (37408733).

10102121011 is a wasteful number, since it uses less digits than its factorization.

10102121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16661.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10102121011 its reverse (11012120101), we get a palindrome (21114241112).

The spelling of 10102121011 in words is "ten billion, one hundred two million, one hundred twenty-one thousand, eleven".