102021101213 has 8 divisors (see below), whose sum is σ = 104777508960. Its totient is φ = 99298934800.

The previous prime is 102021101197. The next prime is 102021101239. The reversal of 102021101213 is 312101120201.

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 102021101213 - 2⁴ = 102021101197 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 (102021101243) 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, 8554295 + ... + 8566212.

It is an arithmetic number, because the mean of its divisors is an integer number (13097188620).

Almost surely, 2^102021101213 is an apocalyptic number.

It is an amenable number.

102021101213 is a deficient number, since it is larger than the sum of its proper divisors (2756407747).

102021101213 is a wasteful number, since it uses less digits than its factorization.

102021101213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17120667.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 102021101213 its reverse (312101120201), we get a palindrome (414122221414).

The spelling of 102021101213 in words is "one hundred two billion, twenty-one million, one hundred one thousand, two hundred thirteen".