102000001022121 has 8 divisors (see below), whose sum is σ = 136019438292544. Its totient is φ = 67990282216560.

The previous prime is 102000001022089. The next prime is 102000001022123. The reversal of 102000001022121 is 121220100000201.

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

It is not a de Polignac number, because 102000001022121 - 2⁵ = 102000001022089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102000001022097 and 102000001022106.

It is not an unprimeable number, because it can be changed into a prime (102000001022123) 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, 2429591725 + ... + 2429633706.

It is an arithmetic number, because the mean of its divisors is an integer number (17002429786568).

Almost surely, 2^{102000001022121} is an apocalyptic number.

It is an amenable number.

102000001022121 is a deficient number, since it is larger than the sum of its proper divisors (34019437270423).

102000001022121 is an equidigital number, since it uses as much as digits as its factorization.

102000001022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4859232431.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102000001022121 its reverse (121220100000201), we get a palindrome (223220101022322).

The spelling of 102000001022121 in words is "one hundred two trillion, one million, twenty-two thousand, one hundred twenty-one".