1201101022 has 16 divisors (see below), whose sum is σ = 1970583552. Its totient is φ = 544525720.

The previous prime is 1201101019. The next prime is 1201101029. The reversal of 1201101022 is 2201011021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201101029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62848 + ... + 79699.

It is an arithmetic number, because the mean of its divisors is an integer number (123161472).

Almost surely, 2^1201101022 is an apocalyptic number.

1201101022 is a deficient number, since it is larger than the sum of its proper divisors (769482530).

1201101022 is a wasteful number, since it uses less digits than its factorization.

1201101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142943.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1201101022 is about 34656.9043914773. The cubic root of 1201101022 is about 1062.9834727410.

Adding to 1201101022 its reverse (2201011021), we get a palindrome (3402112043).

Subtracting 1201101022 from its reverse (2201011021), we obtain a palindrome (999909999).

The spelling of 1201101022 in words is "one billion, two hundred one million, one hundred one thousand, twenty-two".