1000000101021 has 8 divisors (see below), whose sum is σ = 1333338923424. Its totient is φ = 666664006320.

The previous prime is 1000000101013. The next prime is 1000000101131. The reversal of 1000000101021 is 1201010000001.

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

It is not a de Polignac number, because 1000000101021 - 2³ = 1000000101013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000000101421) 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, 434706 + ... + 1479516.

It is an arithmetic number, because the mean of its divisors is an integer number (166667365428).

Almost surely, 2^{1000000101021} is an apocalyptic number.

It is an amenable number.

1000000101021 is a deficient number, since it is larger than the sum of its proper divisors (333338822403).

1000000101021 is a wasteful number, since it uses less digits than its factorization.

1000000101021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363851.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 1000000101021 its reverse (1201010000001), we get a palindrome (2201010101022).

The spelling of 1000000101021 in words is "one trillion, one hundred one thousand, twenty-one".