10102021221111 has 8 divisors (see below), whose sum is σ = 13477870391040. Its totient is φ = 6730426432632.

The previous prime is 10102021221073. The next prime is 10102021221133. The reversal of 10102021221111 is 11112212020101.

It is a happy number.

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

It is not a de Polignac number, because 10102021221111 - 2⁷ = 10102021220983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102021221811) 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 7 ways as a sum of consecutive naturals, for example, 1063589821 + ... + 1063599318.

It is an arithmetic number, because the mean of its divisors is an integer number (1684733798880).

Almost surely, 2^{10102021221111} is an apocalyptic number.

10102021221111 is a deficient number, since it is larger than the sum of its proper divisors (3375849169929).

10102021221111 is a wasteful number, since it uses less digits than its factorization.

10102021221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127190725.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10102021221111 its reverse (11112212020101), we get a palindrome (21214233241212).

The spelling of 10102021221111 in words is "ten trillion, one hundred two billion, twenty-one million, two hundred twenty-one thousand, one hundred eleven".