1121022220101 has 32 divisors (see below), whose sum is σ = 1800632217600. Its totient is φ = 606024970560.

The previous prime is 1121022220081. The next prime is 1121022220103. The reversal of 1121022220101 is 1010222201211.

It is not a de Polignac number, because 1121022220101 - 2¹³ = 1121022211909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121022220103) 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, 1666930 + ... + 2240691.

It is an arithmetic number, because the mean of its divisors is an integer number (56269756800).

Almost surely, 2^{1121022220101} is an apocalyptic number.

It is an amenable number.

1121022220101 is a deficient number, since it is larger than the sum of its proper divisors (679609997499).

1121022220101 is a wasteful number, since it uses less digits than its factorization.

1121022220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3908369.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1121022220101 its reverse (1010222201211), we get a palindrome (2131244421312).

The spelling of 1121022220101 in words is "one trillion, one hundred twenty-one billion, twenty-two million, two hundred twenty thousand, one hundred one".