10222012120212 has 36 divisors (see below), whose sum is σ = 25841015456256. Its totient is φ = 3407068313040.

The previous prime is 10222012120207. The next prime is 10222012120223. The reversal of 10222012120212 is 21202121022201.

It is a happy number.

10222012120212 is a `hidden beast` number, since 102 + 220 + 12 + 120 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×10222012120212² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10748358 + ... + 11660669.

It is an arithmetic number, because the mean of its divisors is an integer number (717805984896).

Almost surely, 2^{10222012120212} is an apocalyptic number.

10222012120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10222012120212 is an abundant number, since it is smaller than the sum of its proper divisors (15619003336044).

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

10222012120212 is a wasteful number, since it uses less digits than its factorization.

10222012120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22421708 (or 22421703 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10222012120212 its reverse (21202121022201), we get a palindrome (31424133142413).

It can be divided in two parts, 1022201 and 2120212, that added together give a palindrome (3142413).

The spelling of 10222012120212 in words is "ten trillion, two hundred twenty-two billion, twelve million, one hundred twenty thousand, two hundred twelve".