120202121001 has 16 divisors (see below), whose sum is σ = 164704157568. Its totient is φ = 77920128000.

The previous prime is 120202120943. The next prime is 120202121021. The reversal of 120202121001 is 100121202021.

It is not a de Polignac number, because 120202121001 - 2⁶ = 120202120937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120202121021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160485 + ... + 515906.

It is an arithmetic number, because the mean of its divisors is an integer number (10294009848).

Almost surely, 2^120202121001 is an apocalyptic number.

It is an amenable number.

120202121001 is a deficient number, since it is larger than the sum of its proper divisors (44502036567).

120202121001 is a wasteful number, since it uses less digits than its factorization.

120202121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678032.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120202121001 its reverse (100121202021), we get a palindrome (220323323022).

The spelling of 120202121001 in words is "one hundred twenty billion, two hundred two million, one hundred twenty-one thousand, one".