10021001111100 has 216 divisors, whose sum is σ = 37226988792448. Its totient is φ = 2290514500800.

The previous prime is 10021001111087. The next prime is 10021001111101. The reversal of 10021001111100 is 111110012001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021001111101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 29286106 + ... + 29626305.

Almost surely, 2^{10021001111100} is an apocalyptic number.

10021001111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021001111100 is an abundant number, since it is smaller than the sum of its proper divisors (27205987681348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021001111100 is a wasteful number, since it uses less digits than its factorization.

10021001111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58912447 (or 58912428 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10021001111100 its reverse (111110012001), we get a palindrome (10132111123101).

The spelling of 10021001111100 in words is "ten trillion, twenty-one billion, one million, one hundred eleven thousand, one hundred".