10102121120222 has 4 divisors (see below), whose sum is σ = 15153181680336. Its totient is φ = 5051060560110.

The previous prime is 10102121120209. The next prime is 10102121120243. The reversal of 10102121120222 is 22202112120101.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10102121120222² (a number of 27 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 10102121120222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525530280054 + ... + 2525530280057.

It is an arithmetic number, because the mean of its divisors is an integer number (3788295420084).

Almost surely, 2^{10102121120222} is an apocalyptic number.

10102121120222 is a deficient number, since it is larger than the sum of its proper divisors (5051060560114).

10102121120222 is an equidigital number, since it uses as much as digits as its factorization.

10102121120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051060560113.

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

Adding to 10102121120222 its reverse (22202112120101), we get a palindrome (32304233240323).

The spelling of 10102121120222 in words is "ten trillion, one hundred two billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twenty-two".