101020101021111 has 32 divisors (see below), whose sum is σ = 140877898500096. Its totient is φ = 64342040000000.

The previous prime is 101020101021083. The next prime is 101020101021139. The reversal of 101020101021111 is 111120101020101.

It is an interprime number because it is at equal distance from previous prime (101020101021083) and next prime (101020101021139).

It is a cyclic number.

It is not a de Polignac number, because 101020101021111 - 2¹¹ = 101020101019063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020101021311) 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, 48943890 + ... + 50966111.

It is an arithmetic number, because the mean of its divisors is an integer number (4402434328128).

Almost surely, 2^{101020101021111} is an apocalyptic number.

101020101021111 is a deficient number, since it is larger than the sum of its proper divisors (39857797478985).

101020101021111 is a wasteful number, since it uses less digits than its factorization.

101020101021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99910223.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101020101021111 its reverse (111120101020101), we get a palindrome (212140202041212).

The spelling of 101020101021111 in words is "one hundred one trillion, twenty billion, one hundred one million, twenty-one thousand, one hundred eleven".