120022012021121 has 32 divisors (see below), whose sum is σ = 141291730583808. Its totient is φ = 99799960965120.

The previous prime is 120022012021103. The next prime is 120022012021207. The reversal of 120022012021121 is 121120210220021.

It is a cyclic number.

It is not a de Polignac number, because 120022012021121 - 2²⁶ = 120021944912257 is a prime.

It is a super-2 number, since 2×120022012021121² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120022012021121.

It is not an unprimeable number, because it can be changed into a prime (120022012041121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173819726 + ... + 174508856.

It is an arithmetic number, because the mean of its divisors is an integer number (4415366580744).

Almost surely, 2^{120022012021121} is an apocalyptic number.

It is an amenable number.

120022012021121 is a deficient number, since it is larger than the sum of its proper divisors (21269718562687).

120022012021121 is a wasteful number, since it uses less digits than its factorization.

120022012021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691161.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120022012021121 its reverse (121120210220021), we get a palindrome (241142222241142).

The spelling of 120022012021121 in words is "one hundred twenty trillion, twenty-two billion, twelve million, twenty-one thousand, one hundred twenty-one".