1201110021202 has 64 divisors (see below), whose sum is σ = 2342703928320. Its totient is φ = 449018067456.

The previous prime is 1201110021191. The next prime is 1201110021277. The reversal of 1201110021202 is 2021200111021.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2172883 + ... + 2669014.

It is an arithmetic number, because the mean of its divisors is an integer number (36604748880).

Almost surely, 2^{1201110021202} is an apocalyptic number.

1201110021202 is a deficient number, since it is larger than the sum of its proper divisors (1141593907118).

1201110021202 is a wasteful number, since it uses less digits than its factorization.

1201110021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4841995.

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

Adding to 1201110021202 its reverse (2021200111021), we get a palindrome (3222310132223).

The spelling of 1201110021202 in words is "one trillion, two hundred one billion, one hundred ten million, twenty-one thousand, two hundred two".