120202110001 has 16 divisors (see below), whose sum is σ = 131522168448. Its totient is φ = 109406304000.

The previous prime is 120202109999. The next prime is 120202110013. The reversal of 120202110001 is 100011202021.

It is a cyclic number.

It is not a de Polignac number, because 120202110001 - 2¹ = 120202109999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120202110001.

It is not an unprimeable number, because it can be changed into a prime (120202110101) 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, 740205 + ... + 887866.

It is an arithmetic number, because the mean of its divisors is an integer number (8220135528).

Almost surely, 2^120202110001 is an apocalyptic number.

It is an amenable number.

120202110001 is a deficient number, since it is larger than the sum of its proper divisors (11320058447).

120202110001 is a wasteful number, since it uses less digits than its factorization.

120202110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628232.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120202110001 its reverse (100011202021), we get a palindrome (220213312022).

It can be divided in two parts, 1202021 and 10001, that multiplied together give a palindrome (12021412021).

The spelling of 120202110001 in words is "one hundred twenty billion, two hundred two million, one hundred ten thousand, one".