1021121201122 has 8 divisors (see below), whose sum is σ = 1670925601872. Its totient is φ = 464146000500.

The previous prime is 1021121201077. The next prime is 1021121201131. The reversal of 1021121201122 is 2211021211201.

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 = 1021121201096 and 1021121201105.

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, 23207300004 + ... + 23207300047.

It is an arithmetic number, because the mean of its divisors is an integer number (208865700234).

Almost surely, 2^{1021121201122} is an apocalyptic number.

1021121201122 is a deficient number, since it is larger than the sum of its proper divisors (649804400750).

1021121201122 is a wasteful number, since it uses less digits than its factorization.

1021121201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46414600064.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1021121201122 its reverse (2211021211201), we get a palindrome (3232142412323).

The spelling of 1021121201122 in words is "one trillion, twenty-one billion, one hundred twenty-one million, two hundred one thousand, one hundred twenty-two".