120001202121011 has 4 divisors (see below), whose sum is σ = 120008030864592. Its totient is φ = 119994373377432.

The previous prime is 120001202120993. The next prime is 120001202121019. The reversal of 120001202121011 is 110121202100021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120001202121011 - 2¹⁴ = 120001202104627 is a prime.

It is a super-3 number, since 3×120001202121011³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120001202121019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3414345431 + ... + 3414380576.

It is an arithmetic number, because the mean of its divisors is an integer number (30002007716148).

Almost surely, 2^{120001202121011} is an apocalyptic number.

120001202121011 is a deficient number, since it is larger than the sum of its proper divisors (6828743581).

120001202121011 is an equidigital number, since it uses as much as digits as its factorization.

120001202121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6828743580.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120001202121011 its reverse (110121202100021), we get a palindrome (230122404221032).

The spelling of 120001202121011 in words is "one hundred twenty trillion, one billion, two hundred two million, one hundred twenty-one thousand, eleven".