1202211020109 has 16 divisors (see below), whose sum is σ = 1773299741184. Its totient is φ = 718350586800.

The previous prime is 1202211020071. The next prime is 1202211020113. The reversal of 1202211020109 is 9010201122021.

It is not a de Polignac number, because 1202211020109 - 2¹¹ = 1202211018061 is a prime.

It is a super-2 number, since 2×1202211020109² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202211020159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256551439 + ... + 256556124.

It is an arithmetic number, because the mean of its divisors is an integer number (110831233824).

Almost surely, 2^{1202211020109} is an apocalyptic number.

It is an amenable number.

1202211020109 is a deficient number, since it is larger than the sum of its proper divisors (571088721075).

1202211020109 is a wasteful number, since it uses less digits than its factorization.

1202211020109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513107648.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 1202211020109 in words is "one trillion, two hundred two billion, two hundred eleven million, twenty thousand, one hundred nine".