1202101310121 has 16 divisors (see below), whose sum is σ = 1603803586560. Its totient is φ = 800900107920.

The previous prime is 1202101310101. The next prime is 1202101310129. The reversal of 1202101310121 is 1210131012021.

It is not a de Polignac number, because 1202101310121 - 2⁷ = 1202101309993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1202101310121.

It is not an unprimeable number, because it can be changed into a prime (1202101310129) 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, 38873656 + ... + 38904566.

It is an arithmetic number, because the mean of its divisors is an integer number (100237724160).

Almost surely, 2^{1202101310121} is an apocalyptic number.

It is an amenable number.

1202101310121 is a deficient number, since it is larger than the sum of its proper divisors (401702276439).

1202101310121 is a wasteful number, since it uses less digits than its factorization.

1202101310121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38596.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1202101310121 its reverse (1210131012021), we get a palindrome (2412232322142).

The spelling of 1202101310121 in words is "one trillion, two hundred two billion, one hundred one million, three hundred ten thousand, one hundred twenty-one".