2021211200102 has 4 divisors (see below), whose sum is σ = 3031816800156. Its totient is φ = 1010605600050.

The previous prime is 2021211200089. The next prime is 2021211200123. The reversal of 2021211200102 is 2010021121202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505302800024 + ... + 505302800027.

It is an arithmetic number, because the mean of its divisors is an integer number (757954200039).

Almost surely, 2^{2021211200102} is an apocalyptic number.

2021211200102 is a deficient number, since it is larger than the sum of its proper divisors (1010605600054).

2021211200102 is a wasteful number, since it uses less digits than its factorization.

2021211200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010605600053.

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

Adding to 2021211200102 its reverse (2010021121202), we get a palindrome (4031232321304).

The spelling of 2021211200102 in words is "two trillion, twenty-one billion, two hundred eleven million, two hundred thousand, one hundred two".