1121402020101 has 8 divisors (see below), whose sum is σ = 1631130211104. Its totient is φ = 679637587920.

The previous prime is 1121402020049. The next prime is 1121402020117. The reversal of 1121402020101 is 1010202041211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121402020101 - 2¹³ = 1121402011909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121402020301) 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, 16990939666 + ... + 16990939731.

It is an arithmetic number, because the mean of its divisors is an integer number (203891276388).

Almost surely, 2^{1121402020101} is an apocalyptic number.

1121402020101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1121402020101 is a deficient number, since it is larger than the sum of its proper divisors (509728191003).

1121402020101 is a wasteful number, since it uses less digits than its factorization.

1121402020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33981879411.

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

Adding to 1121402020101 its reverse (1010202041211), we get a palindrome (2131604061312).

The spelling of 1121402020101 in words is "one trillion, one hundred twenty-one billion, four hundred two million, twenty thousand, one hundred one".