1202001110121 has 16 divisors (see below), whose sum is σ = 1832002560000. Its totient is φ = 686714594448.

The previous prime is 1202001110119. The next prime is 1202001110131. The reversal of 1202001110121 is 1210111002021.

It is not a de Polignac number, because 1202001110121 - 2¹ = 1202001110119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202001110097 and 1202001110106.

It is not an unprimeable number, because it can be changed into a prime (1202001110131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5862771 + ... + 6064328.

It is an arithmetic number, because the mean of its divisors is an integer number (114500160000).

Almost surely, 2^{1202001110121} is an apocalyptic number.

It is an amenable number.

1202001110121 is a deficient number, since it is larger than the sum of its proper divisors (630001449879).

1202001110121 is a wasteful number, since it uses less digits than its factorization.

1202001110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11931908.

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

Adding to 1202001110121 its reverse (1210111002021), we get a palindrome (2412112112142).

It can be divided in two parts, 120200 and 1110121, that added together give a palindrome (1230321).

The spelling of 1202001110121 in words is "one trillion, two hundred two billion, one million, one hundred ten thousand, one hundred twenty-one".