2022001121020 has 24 divisors (see below), whose sum is σ = 4246309265184. Its totient is φ = 808780084416.

The previous prime is 2022001121011. The next prime is 2022001121029. The reversal of 2022001121020 is 201211002202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2022001121011) and next prime (2022001121029).

It is a super-2 number, since 2×2022001121020² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022001121029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445432 + ... + 2059711.

It is an arithmetic number, because the mean of its divisors is an integer number (176929552716).

Almost surely, 2^{2022001121020} is an apocalyptic number.

2022001121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022001121020 is an abundant number, since it is smaller than the sum of its proper divisors (2224308144164).

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

2022001121020 is a wasteful number, since it uses less digits than its factorization.

2022001121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545509 (or 2545507 counting only the distinct ones).

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

Adding to 2022001121020 its reverse (201211002202), we get a palindrome (2223212123222).

The spelling of 2022001121020 in words is "two trillion, twenty-two billion, one million, one hundred twenty-one thousand, twenty".