2021010221102 has 16 divisors (see below), whose sum is σ = 3105517060800. Its totient is φ = 985838856960.

The previous prime is 2021010221017. The next prime is 2021010221107. The reversal of 2021010221102 is 2011220101202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021010221107) 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, 4389899 + ... + 4828377.

It is an arithmetic number, because the mean of its divisors is an integer number (194094816300).

Almost surely, 2^{2021010221102} is an apocalyptic number.

2021010221102 is a deficient number, since it is larger than the sum of its proper divisors (1084506839698).

2021010221102 is a wasteful number, since it uses less digits than its factorization.

2021010221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494731.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2021010221102 its reverse (2011220101202), we get a palindrome (4032230322304).

The spelling of 2021010221102 in words is "two trillion, twenty-one billion, ten million, two hundred twenty-one thousand, one hundred two".