1210002120022 has 8 divisors (see below), whose sum is σ = 1818974741976. Its totient is φ = 603677206032.

The previous prime is 1210002120001. The next prime is 1210002120053. The reversal of 1210002120022 is 2200212000121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1210002119984 and 1210002120011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661925848 + ... + 661927675.

It is an arithmetic number, because the mean of its divisors is an integer number (227371842747).

Almost surely, 2^{1210002120022} is an apocalyptic number.

1210002120022 is a deficient number, since it is larger than the sum of its proper divisors (608972621954).

1210002120022 is a wasteful number, since it uses less digits than its factorization.

1210002120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323853982.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1210002120022 its reverse (2200212000121), we get a palindrome (3410214120143).

The spelling of 1210002120022 in words is "one trillion, two hundred ten billion, two million, one hundred twenty thousand, twenty-two".