1210111020122 has 8 divisors (see below), whose sum is σ = 1894086814176. Its totient is φ = 578748748732.

The previous prime is 1210111020101. The next prime is 1210111020161. The reversal of 1210111020122 is 2210201110121.

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 = 1210111020097 and 1210111020106.

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, 13153380608 + ... + 13153380699.

It is an arithmetic number, because the mean of its divisors is an integer number (236760851772).

Almost surely, 2^{1210111020122} is an apocalyptic number.

1210111020122 is a deficient number, since it is larger than the sum of its proper divisors (683975794054).

1210111020122 is a wasteful number, since it uses less digits than its factorization.

1210111020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26306761332.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210111020122 its reverse (2210201110121), we get a palindrome (3420312130243).

The spelling of 1210111020122 in words is "one trillion, two hundred ten billion, one hundred eleven million, twenty thousand, one hundred twenty-two".