102121011201 has 8 divisors (see below), whose sum is σ = 148539652704. Its totient is φ = 61891521920.

The previous prime is 102121011193. The next prime is 102121011227. The reversal of 102121011201 is 102110121201.

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 102121011201 - 2³ = 102121011193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102121011001) 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, 1547288016 + ... + 1547288081.

It is an arithmetic number, because the mean of its divisors is an integer number (18567456588).

Almost surely, 2^102121011201 is an apocalyptic number.

102121011201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102121011201 is a deficient number, since it is larger than the sum of its proper divisors (46418641503).

102121011201 is a wasteful number, since it uses less digits than its factorization.

102121011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094576111.

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

Adding to 102121011201 its reverse (102110121201), we get a palindrome (204231132402).

Subtracting from 102121011201 its reverse (102110121201), we obtain a square (10890000 = 3300²).

The spelling of 102121011201 in words is "one hundred two billion, one hundred twenty-one million, eleven thousand, two hundred one".