121011012201 has 8 divisors (see below), whose sum is σ = 161393906944. Its totient is φ = 80651062800.

The previous prime is 121011012197. The next prime is 121011012233. The reversal of 121011012201 is 102210110121.

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

It is not a de Polignac number, because 121011012201 - 2² = 121011012197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121011012251) 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, 5724025 + ... + 5745126.

It is an arithmetic number, because the mean of its divisors is an integer number (20174238368).

Almost surely, 2^121011012201 is an apocalyptic number.

It is an amenable number.

121011012201 is a deficient number, since it is larger than the sum of its proper divisors (40382894743).

121011012201 is a wasteful number, since it uses less digits than its factorization.

121011012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11472671.

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

Adding to 121011012201 its reverse (102210110121), we get a palindrome (223221122322).

The spelling of 121011012201 in words is "one hundred twenty-one billion, eleven million, twelve thousand, two hundred one".