102110021020101 has 8 divisors (see below), whose sum is σ = 136152004108320. Its totient is φ = 68070692639312.

The previous prime is 102110021020099. The next prime is 102110021020157. The reversal of 102110021020101 is 101020120011201.

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 102110021020101 - 2¹ = 102110021020099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110021021101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663587106 + ... + 663740963.

It is an arithmetic number, because the mean of its divisors is an integer number (17019000513540).

Almost surely, 2^{102110021020101} is an apocalyptic number.

It is an amenable number.

102110021020101 is a deficient number, since it is larger than the sum of its proper divisors (34041983088219).

102110021020101 is a wasteful number, since it uses less digits than its factorization.

102110021020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327353715.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102110021020101 its reverse (101020120011201), we get a palindrome (203130141031302).

The spelling of 102110021020101 in words is "one hundred two trillion, one hundred ten billion, twenty-one million, twenty thousand, one hundred one".