1011002121010 has 16 divisors (see below), whose sum is σ = 2079775791936. Its totient is φ = 346629298608.

The previous prime is 1011002120927. The next prime is 1011002121029. The reversal of 1011002121010 is 101212001101.

1011002121010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 7221443652 + ... + 7221443791.

It is an arithmetic number, because the mean of its divisors is an integer number (129985986996).

Almost surely, 2^{1011002121010} is an apocalyptic number.

1011002121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011002121010 is an abundant number, since it is smaller than the sum of its proper divisors (1068773670926).

1011002121010 is a wasteful number, since it uses less digits than its factorization.

1011002121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14442887457.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1011002121010 its reverse (101212001101), we get a palindrome (1112214122111).

The spelling of 1011002121010 in words is "one trillion, eleven billion, two million, one hundred twenty-one thousand, ten".