2021212443002 has 16 divisors (see below), whose sum is σ = 3044182502592. Its totient is φ = 1006490328480.

The previous prime is 2021212442981. The next prime is 2021212443023. The reversal of 2021212443002 is 2003442121202.

It is an interprime number because it is at equal distance from previous prime (2021212442981) and next prime (2021212443023).

It is a super-2 number, since 2×2021212443002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594899 + ... + 2096742.

It is an arithmetic number, because the mean of its divisors is an integer number (190261406412).

Almost surely, 2^{2021212443002} is an apocalyptic number.

2021212443002 is a deficient number, since it is larger than the sum of its proper divisors (1022970059590).

2021212443002 is a wasteful number, since it uses less digits than its factorization.

2021212443002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693173.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2021212443002 its reverse (2003442121202), we get a palindrome (4024654564204).

The spelling of 2021212443002 in words is "two trillion, twenty-one billion, two hundred twelve million, four hundred forty-three thousand, two".