120001022202001 has 4 divisors (see below), whose sum is σ = 120050263493812. Its totient is φ = 119951780910192.

The previous prime is 120001022201989. The next prime is 120001022202023. The reversal of 120001022202001 is 100202220100021.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 61376334833025 + 58624687368976 = 7834305^2 + 7656676^2 .

It is a cyclic number.

It is not a de Polignac number, because 120001022202001 - 2⁴¹ = 117801998946449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120001022202101) 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, 24620642250 + ... + 24620647123.

It is an arithmetic number, because the mean of its divisors is an integer number (30012565873453).

Almost surely, 2^{120001022202001} is an apocalyptic number.

It is an amenable number.

120001022202001 is a deficient number, since it is larger than the sum of its proper divisors (49241291811).

120001022202001 is an equidigital number, since it uses as much as digits as its factorization.

120001022202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49241291810.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120001022202001 its reverse (100202220100021), we get a palindrome (220203242302022).

The spelling of 120001022202001 in words is "one hundred twenty trillion, one billion, twenty-two million, two hundred two thousand, one".