120021100022 has 32 divisors (see below), whose sum is σ = 185295928320. Its totient is φ = 58276627200.

The previous prime is 120021099977. The next prime is 120021100027. The reversal of 120021100022 is 220001120021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120021099976 and 120021100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021100027) 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, 13437254 + ... + 13446182.

It is an arithmetic number, because the mean of its divisors is an integer number (5790497760).

Almost surely, 2^120021100022 is an apocalyptic number.

120021100022 is a deficient number, since it is larger than the sum of its proper divisors (65274828298).

120021100022 is a wasteful number, since it uses less digits than its factorization.

120021100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10076.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120021100022 its reverse (220001120021), we get a palindrome (340022220043).

The spelling of 120021100022 in words is "one hundred twenty billion, twenty-one million, one hundred thousand, twenty-two".