1021121101202 has 8 divisors (see below), whose sum is σ = 1532284921200. Its totient is φ = 510359460804.

The previous prime is 1021121101183. The next prime is 1021121101223. The reversal of 1021121101202 is 2021011211201.

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

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, 100538552 + ... + 100548707.

It is an arithmetic number, because the mean of its divisors is an integer number (191535615150).

Almost surely, 2^{1021121101202} is an apocalyptic number.

1021121101202 is a deficient number, since it is larger than the sum of its proper divisors (511163819998).

1021121101202 is a wasteful number, since it uses less digits than its factorization.

1021121101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201089800.

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

Adding to 1021121101202 its reverse (2021011211201), we get a palindrome (3042132312403).

The spelling of 1021121101202 in words is "one trillion, twenty-one billion, one hundred twenty-one million, one hundred one thousand, two hundred two".