101121200103 has 32 divisors (see below), whose sum is σ = 169830581760. Its totient is φ = 51988930560.

The previous prime is 101121200099. The next prime is 101121200123. The reversal of 101121200103 is 301002121101.

It is not a de Polignac number, because 101121200103 - 2² = 101121200099 is a prime.

It is a super-3 number, since 3×101121200103³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121200123) 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, 2234058 + ... + 2278871.

It is an arithmetic number, because the mean of its divisors is an integer number (5307205680).

Almost surely, 2^101121200103 is an apocalyptic number.

101121200103 is a deficient number, since it is larger than the sum of its proper divisors (68709381657).

101121200103 is a wasteful number, since it uses less digits than its factorization.

101121200103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513047.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 101121200103 its reverse (301002121101), we get a palindrome (402123321204).

The spelling of 101121200103 in words is "one hundred one billion, one hundred twenty-one million, two hundred thousand, one hundred three".