1120202121009 has 32 divisors (see below), whose sum is σ = 1513434384000. Its totient is φ = 736938777600.

The previous prime is 1120202120971. The next prime is 1120202121053. The reversal of 1120202121009 is 9001212020211.

It is not a de Polignac number, because 1120202121009 - 2⁹ = 1120202120497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1120202128009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145495842 + ... + 145503540.

It is an arithmetic number, because the mean of its divisors is an integer number (47294824500).

Almost surely, 2^{1120202121009} is an apocalyptic number.

It is an amenable number.

1120202121009 is a deficient number, since it is larger than the sum of its proper divisors (393232262991).

1120202121009 is a wasteful number, since it uses less digits than its factorization.

1120202121009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9345.

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

The spelling of 1120202121009 in words is "one trillion, one hundred twenty billion, two hundred two million, one hundred twenty-one thousand, nine".