121011001101201 has 8 divisors (see below), whose sum is σ = 161355235920640. Its totient is φ = 80670383507952.

The previous prime is 121011001101181. The next prime is 121011001101307. The reversal of 121011001101201 is 102101100110121.

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

It is not a de Polignac number, because 121011001101201 - 2¹³ = 121011001093009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121011001100201) 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, 904228486 + ... + 904362303.

It is an arithmetic number, because the mean of its divisors is an integer number (20169404490080).

Almost surely, 2^{121011001101201} is an apocalyptic number.

It is an amenable number.

121011001101201 is a deficient number, since it is larger than the sum of its proper divisors (40344234819439).

121011001101201 is a wasteful number, since it uses less digits than its factorization.

121011001101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808613095.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 121011001101201 its reverse (102101100110121), we get a palindrome (223112101211322).

It can be divided in two parts, 12101100110120 and 1, that added together give a palindrome (12101100110121).

The spelling of 121011001101201 in words is "one hundred twenty-one trillion, eleven billion, one million, one hundred one thousand, two hundred one".