120011222201020 has 48 divisors (see below), whose sum is σ = 261711163865088. Its totient is φ = 46177777558080.

The previous prime is 120011222201009. The next prime is 120011222201023. The reversal of 120011222201020 is 20102222110021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120011222200985 and 120011222201003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011222201023) 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, 579436842 + ... + 579643921.

It is an arithmetic number, because the mean of its divisors is an integer number (5452315913856).

Almost surely, 2^{120011222201020} is an apocalyptic number.

120011222201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120011222201020 is an abundant number, since it is smaller than the sum of its proper divisors (141699941664068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120011222201020 is a wasteful number, since it uses less digits than its factorization.

120011222201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159080970 (or 1159080968 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120011222201020 its reverse (20102222110021), we get a palindrome (140113444311041).

Subtracting from 120011222201020 its reverse (20102222110021), we obtain a palindrome (99909000090999).

The spelling of 120011222201020 in words is "one hundred twenty trillion, eleven billion, two hundred twenty-two million, two hundred one thousand, twenty".