10122222212000 has 96 divisors (see below), whose sum is σ = 26333258973840. Its totient is φ = 3810718924800.

The previous prime is 10122222211993. The next prime is 10122222212009. The reversal of 10122222212000 is 21222222101.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 157669349776 + 9964552862224 = 397076^2 + 3156668^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 10122222212000.

It is not an unprimeable number, because it can be changed into a prime (10122222212009) 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, 74360105 + ... + 74496104.

Almost surely, 2^{10122222212000} is an apocalyptic number.

10122222212000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10122222212000 is an abundant number, since it is smaller than the sum of its proper divisors (16211036761840).

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

10122222212000 is a wasteful number, since it uses less digits than its factorization.

10122222212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148856251 (or 148856233 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10122222212000 its reverse (21222222101), we get a palindrome (10143444434101).

The spelling of 10122222212000 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty-two million, two hundred twelve thousand".