210021121120022 has 16 divisors (see below), whose sum is σ = 319597778452992. Its totient is φ = 103498191999720.

The previous prime is 210021121119923. The next prime is 210021121120051. The reversal of 210021121120022 is 220021121120012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2415880718 + ... + 2415967649.

It is an arithmetic number, because the mean of its divisors is an integer number (19974861153312).

Almost surely, 2^{210021121120022} is an apocalyptic number.

210021121120022 is a deficient number, since it is larger than the sum of its proper divisors (109576657332970).

210021121120022 is a wasteful number, since it uses less digits than its factorization.

210021121120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4831848683.

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

Adding to 210021121120022 its reverse (220021121120012), we get a palindrome (430042242240034).

The spelling of 210021121120022 in words is "two hundred ten trillion, twenty-one billion, one hundred twenty-one million, one hundred twenty thousand, twenty-two".