100101202101021 has 32 divisors (see below), whose sum is σ = 146581696656000. Its totient is φ = 60259098798080.

The previous prime is 100101202100971. The next prime is 100101202101029. The reversal of 100101202101021 is 120101202101001.

It is a cyclic number.

It is not a de Polignac number, because 100101202101021 - 2¹⁵ = 100101202068253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100101202100988 and 100101202101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101202101029) 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, 313825465 + ... + 314144273.

It is an arithmetic number, because the mean of its divisors is an integer number (4580678020500).

Almost surely, 2^{100101202101021} is an apocalyptic number.

100101202101021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100101202101021 is a deficient number, since it is larger than the sum of its proper divisors (46480494554979).

100101202101021 is a wasteful number, since it uses less digits than its factorization.

100101202101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382829.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100101202101021 its reverse (120101202101001), we get a palindrome (220202404202022).

The spelling of 100101202101021 in words is "one hundred trillion, one hundred one billion, two hundred two million, one hundred one thousand, twenty-one".