1210001121022 has 8 divisors (see below), whose sum is σ = 1857211023096. Its totient is φ = 590930779992.

The previous prime is 1210001120981. The next prime is 1210001121031. The reversal of 1210001121022 is 2201211000121.

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 = 1210001120993 and 1210001121011.

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, 7034890153 + ... + 7034890324.

It is an arithmetic number, because the mean of its divisors is an integer number (232151377887).

Almost surely, 2^{1210001121022} is an apocalyptic number.

1210001121022 is a deficient number, since it is larger than the sum of its proper divisors (647209902074).

1210001121022 is a wasteful number, since it uses less digits than its factorization.

1210001121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14069780522.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1210001121022 its reverse (2201211000121), we get a palindrome (3411212121143).

The spelling of 1210001121022 in words is "one trillion, two hundred ten billion, one million, one hundred twenty-one thousand, twenty-two".